Four Seasons
Power Module

Four Seasons 20340 A/C Power Module - Front or Rear

Brand Four Seasons 20340
Position Front
Connector Color Black
Connector Gender Female
Connector Qty 1
Connector Shape Rectangular
Description Power Modules
Housing Material Aluminum / Plactic
Meets / Exceeds OEM? Yes
Speed Variable
Style Power Module
Terminal Quantity 5
Terminal Type Blade
Type A.T.C.
Product line Power Module
Fits Chevrolet, Buick, GMC, Saab, Isuzu, Pontiac, Cadillac, and Oldsmobile · 214 vehicles

OE direct replacement. Meets OEM requirements for dependable HVAC control.

Variable speed control. Supports precise A/C operation for consistent comfort.

Aluminum housing. Helps provide durable protection for the module.

Cross-references Four Seasons 20340, Global Parts Distributors LLC 1711731 and Global Parts Distributors LLC 1711975 for the same application. See all 41.

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Four Seasons 20340 A/C Power Module

The Four Seasons Power Module 20340 is an A.T.C. HVAC control component for vehicles with automatic temperature control. It uses a black rectangular female connector with 5 blade terminals and an aluminum/plastic housing for direct replacement service in supported applications.

Four Seasons Power Module line parts are built for HVAC control system service where variable blower speed control is required. This module meets or exceeds OEM requirements and is used in automatic A/C systems across a wide range of Chevrolet, GMC, Buick, Cadillac, Pontiac, Saab, Isuzu, and Oldsmobile applications.

Key Features

  • Brand: Four Seasons Power Module
  • Part number: 20340
  • Type: A.T.C. power module for automatic temperature control systems
  • Variable speed operation for HVAC blower control
  • Black rectangular female connector with 5 blade terminals
  • Aluminum / plastic housing construction
  • Meets or exceeds OEM specifications

Fitment Details

  • Fits 2014-2016 Chevrolet Impala Limited, power module.
  • Fits 2004-2014 Chevrolet Impala, power module.
  • Fits 2005-2009 Buick Allure, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2006-2009 Buick LaCrosse, power module.
  • Fits 2007-2009 Chevrolet Trailblazer, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007-2009 GMC Envoy, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2005-2009 Saab 9-7x, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2008 Isuzu Ascender, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2004-2008 Pontiac Grand Prix, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2004-2007 Buick Rainier, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2004-2007 Chevrolet Monte Carlo, power module.
  • Fits 2007 Chevrolet Silverado 1500 Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 Chevrolet Silverado 1500 HD Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 Chevrolet Silverado 2500 HD Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 Chevrolet Silverado 3500 Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 Chevrolet Silverado 3500 HD, motor resistor.
  • Fits 2007 GMC Sierra 1500 Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 GMC Sierra 1500 HD Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 GMC Sierra 2500 HD Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2007 GMC Sierra 3500 Classic, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Cadillac Escalade, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Cadillac Escalade ESV, front or rear, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Cadillac Escalade EXT, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Avalanche 1500, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Avalanche 2500, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Cheyenne, w/ ATC (Automatic Temperature Control).
  • Fits 2003-2006 Chevrolet Silverado 1500, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2005-2006 Chevrolet Silverado 1500 HD, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003 Chevrolet Silverado 1500 HD, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Silverado 2500, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Silverado 2500 HD, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Silverado 3500, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet SSR, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Suburban 1500, front or rear, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Suburban 2500, front or rear, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Tahoe, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Trailblazer, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 Chevrolet Trailblazer EXT, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 GMC Envoy, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 GMC Envoy XL, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 GMC Sierra 1500, automatic A/C equipped vehicles.
  • Fits 2005-2006 GMC Sierra 1500 HD, automatic A/C equipped vehicles.
  • Fits 2003 GMC Sierra 1500 HD, automatic A/C equipped vehicles.
  • Fits 2003-2006 GMC Sierra 2500 HD, automatic A/C equipped vehicles.
  • Fits 2003-2006 GMC Sierra 3500, automatic A/C equipped vehicles.
  • Fits 2003-2006 GMC Yukon, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 GMC Yukon XL 1500, front or rear, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2006 GMC Yukon XL 2500, front or rear, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2005 Buick Century, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2005 Buick LaCrosse, 5 blade terminal, power module.
  • Fits 2004-2005 GMC Envoy XUV, front, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2003-2004 GMC Sierra 2500, automatic A/C equipped vehicles.
  • Fits 2003-2004 Oldsmobile Bravada, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2000-2003 Chevrolet Impala, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2000-2003 Chevrolet Monte Carlo, compatible with HVAC systems featuring Automatic Temperature Control (ATC).
  • Fits 2000-2001 Chevrolet Lumina, automatic A/C equipped vehicles.

Common Problems This Part Can Address

  • Blower motor speed stuck on one setting
  • Intermittent HVAC fan operation
  • No response from automatic climate control fan commands
  • Loss of variable blower control in ATC-equipped vehicles
  • HVAC system performance issues tied to the power module

Installation Notes and Tips

Verify the connector style, 5 blade terminal layout, and ATC/automatic A/C configuration before ordering. This part is used in multiple positions across the listed applications, including front and rear HVAC locations on select trucks and SUVs. Confirm the vehicle year, make, model, and HVAC system type against the fitment list for proper selection.

Quality Assurance

Four Seasons 20340 is listed as meeting or exceeding OEM requirements for the supported applications. Cross-reference part numbers include UAC SW9971C and Global Parts Distributors LLC 1711731 for the same application.

This part fits 214 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
2016ChevroletImpala Limited————N/APower Module
2015ChevroletImpala Limited————N/APower Module
2014ChevroletImpala————N/APower Module
2014ChevroletImpala Limited————N/APower Module
2013ChevroletImpala————N/APower Module
2012ChevroletImpala————N/APower Module
2011ChevroletImpala————N/APower Module
2010ChevroletImpala————N/APower Module
2009BuickAllure————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2009BuickLaCrosse————N/APower Module
2009ChevroletImpala————N/APower Module
2009ChevroletTrailblazer————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2009GMCEnvoy————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2009Saab9-7x————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2008BuickAllure————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2008BuickLaCrosse————N/APower Module
2008ChevroletImpala————N/APower Module
2008ChevroletTrailblazer————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2008GMCEnvoy————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2008IsuzuAscender————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2008PontiacGrand Prix————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2008Saab9-7x————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007BuickAllure————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007BuickLaCrosse————N/APower Module
2007BuickRainier————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007ChevroletImpala————N/APower Module
2007ChevroletMonte Carlo————N/APower Module
2007ChevroletSilverado 1500 Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007ChevroletSilverado 1500 ClassicLT—6.0LV8N/APower Module
2007ChevroletSilverado 1500 ClassicLT—4.8LV8N/APower Module
2007ChevroletSilverado 1500 ClassicLT—5.3LV8N/APower Module
2007ChevroletSilverado 1500 ClassicWT—4.3LV6N/APower Module
2007ChevroletSilverado 1500 ClassicWT—4.8LV8N/APower Module
2007ChevroletSilverado 1500 ClassicWT—5.3LV8N/APower Module
2007ChevroletSilverado 1500 ClassicSS—6.0LV8N/APower Module
2007ChevroletSilverado 1500 HD Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007ChevroletSilverado 1500 HD Classic————N/APower Module
2007ChevroletSilverado 2500 HD Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007ChevroletSilverado 2500 HD ClassicLT—6.0LV8N/APower Module
2007ChevroletSilverado 2500 HD ClassicLT—6.6LV8N/APower Module
2007ChevroletSilverado 3500 Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007ChevroletSilverado 3500 Classic——6.0LV8N/APower Module
2007ChevroletSilverado 3500 Classic——6.6LV8N/APower Module
2007ChevroletSilverado 3500 HD————N/AMotor Resistor
2007ChevroletTrailblazer————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007GMCEnvoy————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007GMCSierra 1500 Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007GMCSierra 1500 HD Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007GMCSierra 2500 HD Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007GMCSierra 3500 Classic————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007IsuzuAscender————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007PontiacGrand Prix————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2007Saab9-7x————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006BuickAllure————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006BuickLaCrosse————N/APower Module
2006BuickRainier————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006CadillacEscalade————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006CadillacEscalade ESV————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006CadillacEscalade ESV————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006CadillacEscalade EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletAvalanche 1500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletAvalanche 2500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletCheyenne————N/Aw/ ATC (Automatic Temperature Control); Motor Resistor
2006ChevroletImpala————N/APower Module
2006ChevroletMonte Carlo————N/APower Module
2006ChevroletSilverado 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSilverado 1500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSilverado 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSilverado 2500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSilverado 3500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSSR————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSuburban 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSuburban 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSuburban 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletSuburban 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletTahoe————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletTrailblazer————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006ChevroletTrailblazer EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCEnvoy————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCEnvoy XL————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCSierra 1500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2006GMCSierra 1500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2006GMCSierra 2500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2006GMCSierra 3500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2006GMCYukon————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCYukon XL 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCYukon XL 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCYukon XL 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006GMCYukon XL 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006IsuzuAscender————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006PontiacGrand Prix————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2006Saab9-7x————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005BuickAllure————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005BuickCentury—Sedan3.1LV6N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005BuickLaCrosse————N/A5 Blade Term.; Power Module
2005BuickRainier————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005CadillacEscalade————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005CadillacEscalade ESV————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005CadillacEscalade ESV————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005CadillacEscalade EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletAvalanche 1500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletAvalanche 2500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletCheyenne————N/Aw/ ATC (Automatic Temperature Control); Motor Resistor
2005ChevroletImpala————N/APower Module
2005ChevroletMonte Carlo————N/APower Module
2005ChevroletSilverado 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSilverado 1500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSilverado 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSilverado 2500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSilverado 3500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSSR————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSuburban 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSuburban 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSuburban 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletSuburban 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletTahoe————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletTrailblazer————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005ChevroletTrailblazer EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCEnvoy————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCEnvoy XL————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCEnvoy XUV————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCSierra 1500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2005GMCSierra 1500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2005GMCSierra 2500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2005GMCSierra 3500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2005GMCYukon————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCYukon XL 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCYukon XL 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCYukon XL 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005GMCYukon XL 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005IsuzuAscender————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005PontiacGrand Prix————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2005Saab9-7x————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004BuickRainier————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004CadillacEscalade————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004CadillacEscalade ESV————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004CadillacEscalade ESV————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004CadillacEscalade EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletAvalanche 1500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletAvalanche 2500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletCheyenne————N/Aw/ ATC (Automatic Temperature Control); Motor Resistor
2004ChevroletImpala————N/APower Module
2004ChevroletMonte Carlo————N/APower Module
2004ChevroletSilverado 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSilverado 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSilverado 2500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSilverado 3500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSSR————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSuburban 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSuburban 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSuburban 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletSuburban 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletTahoe————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletTrailblazer————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004ChevroletTrailblazer EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCEnvoy————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCEnvoy XL————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCEnvoy XUV————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCSierra 1500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2004GMCSierra 2500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2004GMCSierra 2500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2004GMCSierra 3500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2004GMCYukon————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCYukon XL 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCYukon XL 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCYukon XL 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004GMCYukon XL 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004IsuzuAscender————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004OldsmobileBravada————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2004PontiacGrand Prix————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003CadillacEscalade————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003CadillacEscalade ESV————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003CadillacEscalade ESV————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003CadillacEscalade EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletAvalanche 1500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletAvalanche 2500————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletCheyenne————N/Aw/ ATC (Automatic Temperature Control); Motor Resistor
2003ChevroletImpala————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletMonte Carlo————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSilverado 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSilverado 1500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSilverado 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSilverado 2500 HD————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSilverado 3500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSSR————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSuburban 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSuburban 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSuburban 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletSuburban 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletTahoe————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletTrailblazer————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003ChevroletTrailblazer EXT————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCEnvoy————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCEnvoy XL————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCSierra 1500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2003GMCSierra 1500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2003GMCSierra 2500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2003GMCSierra 2500 HD————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2003GMCSierra 3500————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2003GMCYukon————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCYukon XL 1500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCYukon XL 1500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCYukon XL 2500————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003GMCYukon XL 2500————RearCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003IsuzuAscender————FrontCompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2003OldsmobileBravada————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2002ChevroletImpala————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2002ChevroletMonte Carlo————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2001ChevroletImpala————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2001ChevroletLumina————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2001ChevroletMonte Carlo————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2000ChevroletImpala————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
2000ChevroletLumina————N/AOnly compatible with automatic A/C equipped vehicles.; Power Module
2000ChevroletMonte Carlo————N/ACompatible with HVAC systems featuring Automatic Temperature Control (ATC).; Power Module
Directly replaces or cross-references 41 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Four Seasons — 20340Global Parts Distributors LLC — 1711731Global Parts Distributors LLC — 1711975UAC — SW9971C4P15167C5206970973508158056715805941580938158172715817281581773103254081035690610397570111203401582747015827491158502681926076222754990524958745249749189018653890187788901884989018964890193519380363593803636A06970A75819ACD1580567ACD1580594ACD1580938JA1554JA1639JA1718MT1805