Skip to content
Standard Ignition AX78 Ambient Air Temperature Sensor

Standard Ignition AX78 Ambient Air Temperature Sensor

$28.23 - $28.23
$28.23 Includes shipping
$28.23 - $28.23
$28.23 Includes shipping

Seller: PartCatalog (98.8% positive, 47359 ratings)

Brand: Standard Ignition

Availability:
5+ in stock, ready to be shipped

Condition: New

Always Free Shipping

Most orders ship out the same business day if ordered before 1pm CST. Return within 30 days for a full refund.

Free Shipping

And 30 day returns

Call or Text

+1 (281) 761-6097

Ships from the USA

Multiple locations nationwide

Fix Now, Pay Later

Options available at checkout

Standard Ignition AX78 Ambient Air Temperature Sensor

High grade elements and construction deliver professional installation confidence every time. With a focus on quality, our sensors are designed to deliver precision performance. Decades of industry leading research and development focused on meeting the technician's needs. Manufactured with the highest grade materials for prolonged life and superior performance.

Vehicle Compatibility Chart

✅ Compatible with 192 vehicles
Year Make Model Notes
2009 Chevrolet Equinox HVAC Automatic Temperature Control (ATC) Relay with Bracket
2007 Hummer H2 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2007 Saturn Vue HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Buick Lucerne HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Cadillac DTS HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Cadillac Escalade HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Cadillac SRX HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Avalanche 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Avalanche 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Silverado 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Silverado 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Silverado 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet SSR HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Sierra 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Sierra 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Sierra 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Hummer H2 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Isuzu Ascender HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Isuzu i-280 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Isuzu i-350 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2006 Saturn Vue HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Cadillac Escalade HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Cadillac SRX HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Avalanche 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Avalanche 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Equinox HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Silverado 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Silverado 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Silverado 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet SSR HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Sierra 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Sierra 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Sierra 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Hummer H2 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Isuzu Ascender HVAC Automatic Temperature Control (ATC) Relay with Bracket
2005 Saturn Vue HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Buick Rainier HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Cadillac Escalade HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Avalanche 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Avalanche 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Silverado 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Silverado 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet SSR HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Trailblazer HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Chevrolet Trailblazer EXT HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Envoy HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Envoy XL HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Envoy XUV HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Sierra 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Sierra 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Sierra 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Hummer H2 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Isuzu Ascender HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Oldsmobile Bravada HVAC Automatic Temperature Control (ATC) Relay with Bracket
2004 Saturn Vue HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Cadillac Escalade HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Avalanche 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Avalanche 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Express 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Express 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Express 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Silverado 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Silverado 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Silverado 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet SSR HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Trailblazer HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Chevrolet Trailblazer EXT HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Envoy HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Envoy XL HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Savana 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Savana 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Savana 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Sierra 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Sierra 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Sierra 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Sierra 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Hummer H1 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Hummer H2 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Isuzu Ascender HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Oldsmobile Bravada HVAC Automatic Temperature Control (ATC) Relay with Bracket
2003 Saturn Vue HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Cadillac Escalade HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Cadillac Escalade EXT HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Avalanche 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Avalanche 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Express 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Express 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Express 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Silverado 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Silverado 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Silverado 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Trailblazer HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Chevrolet Trailblazer EXT HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Envoy HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Envoy XL HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Jimmy HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Savana 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Savana 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Savana 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Sierra 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Sierra 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Sierra 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Sierra 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Oldsmobile Bravada HVAC Automatic Temperature Control (ATC) Relay with Bracket
2002 Saturn Vue HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Express 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Express 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Express 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Silverado 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Silverado 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Silverado 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Savana 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Savana 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Savana 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Sierra 1500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Sierra 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Sierra 2500 HD HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Sierra 3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Sonoma HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2001 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Cadillac Escalade HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet C2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet C3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet K2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet K3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet Silverado 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet Silverado 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet Suburban 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet Suburban 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 Chevrolet Tahoe HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC C2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC C3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC K2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC K3500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC Sierra 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC Sierra 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC Yukon HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC Yukon XL 1500 HVAC Automatic Temperature Control (ATC) Relay with Bracket
2000 GMC Yukon XL 2500 HVAC Automatic Temperature Control (ATC) Relay with Bracket

Part Attributes

  • Bolt On
  • Black, Gray
  • Female
  • Oval
  • Plug In
  • Sensor
  • No
  • Male
  • Blade
  • No

Part Interchanges

15-50347, 15047946, 5S1148, 72-4608, 75970, 8150479460, ATS38, ATSB10001, TS57200, WT5520