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Part #: 77-2605F

Cardone 77-2605F Engine Control Module

Engine Control Module
⚙️ 29 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Engine Control Module
🚗Fitment: Cadillac, Chevrolet, GMC, Hummer, and Isuzu, Escalade, Escalade ESV, Escalade EXT, Avalanche 1500, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, SSR, Suburban 1500, Suburban 2500, Tahoe, Trailblazer EXT, Envoy XL, Sierra 1500, Sierra 1500 HD, Sierra 2500, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, H2, and Ascender
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Overview of Cardone Engine Control Module 77-2605F

The Cardone Engine Control Module (ECM) part number 77-2605F is designed for select GM and related vehicles, including Cadillac, Chevrolet, GMC, Hummer, and Isuzu models. This ECM is engineered to manage engine functions and optimize vehicle performance for compatible models such as the Chevrolet Silverado 1500, GMC Sierra 2500 HD, and Cadillac Escalade.

  • Direct replacement ECM for specific GM and related vehicles
  • Compatible with multiple models including Escalade, Sierra, Silverado, Yukon, and more
  • Supports engine management and powertrain control functions
  • Includes necessary programming considerations for VIN and anti-theft systems
  • Part number 77-2605F ensures proper fit and function

About the Cardone Engine Control Module Product Line

The Cardone Engine Control Module product line focuses on delivering reliable and precise engine management solutions. These ECMs are designed to meet or exceed OEM specifications, providing accurate control of fuel injection, ignition timing, and emissions systems. The Engine Control Module line supports a range of vehicle makes and models, ensuring compatibility and performance consistency for replacement needs.

Detailed Product Description

The Cardone 77-2605F ECM is a critical component for engine and powertrain control in compatible vehicles such as the Chevrolet Avalanche 1500, GMC Yukon XL 2500, and Hummer H2. This module manages essential engine functions including fuel delivery, ignition timing, and emissions control. It is important to note that Chrysler PCM units with a "v" suffix require VIN programming, and similar programming or reset procedures may be necessary for Ford and GM vehicles equipped with passive anti-theft systems (P.A.T.S). Proper installation and programming ensure the ECM communicates correctly with the vehicle’s security and engine systems.

Common Issues Addressed by This ECM

  • Engine stalling or failure to start due to faulty control module
  • Check engine light illumination related to ECM errors
  • Poor engine performance or misfires caused by ECM malfunction
  • Issues with vehicle security systems preventing engine start
  • Inconsistent fuel economy or emissions problems

Installation Notes and Tips

  • Verify the part number 77-2605F matches the original ECM before installation
  • Ensure VIN programming is completed if required, especially for Chrysler vehicles with "v" suffix PCM
  • Check if the vehicle’s passive anti-theft system (P.A.T.S) requires reset or reprogramming
  • Use a compatible diagnostic scanner such as a Tech 2 to perform necessary resets and programming
  • Confirm the original ECM is the cause of the issue before replacement to avoid unnecessary installation

Quality Assurance and Warranty

Cardone Engine Control Modules undergo rigorous testing to meet OEM standards for durability and performance. While specific warranty details for part number 77-2605F should be confirmed at the point of purchase, Cardone typically offers coverage against defects in materials and workmanship to ensure reliability in operation.

This part fits 29 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003CadillacEscaladeN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003CadillacEscalade ESVN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003CadillacEscalade EXTN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletAvalanche 1500N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 15006.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 15005.3LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 15004.8LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 1500 HDN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 2500N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 2500 HD6.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSilverado 35006.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSSRN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSuburban 1500N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletSuburban 25006.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletTahoeN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003ChevroletTrailblazer EXT5.3LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCEnvoy XL5.3LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 15004.8LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 15005.3LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 15006.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 1500 HDN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 2500N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 2500 HD6.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCSierra 35006.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCYukonN/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCYukon XL 1500N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003GMCYukon XL 25006.0LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003HummerH2N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module
2003IsuzuAscender5.3LV8N/Awith OE # 12582605; Vehicle specific Flash programming required ON or OFF the vehicle. Accurate VIN and mileage are required; Vehicle specific On-Car Programming must be performed AFTER installation to prevent drivability and starting issues; Engine Control Module

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1258260589017734

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.