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Cardone 77-7521F Powertrain Control Module
Overview of Cardone Powertrain Control Module 77-7521F
The Cardone Powertrain Control Module (PCM) part number 77-7521F is a remanufactured engine control module designed for select Buick, Chevrolet, GMC, Hummer, and Isuzu vehicles. This PCM features a durable metal housing and a pin/male connector configuration, ensuring reliable electrical connections and long-term performance.
- Remanufactured Powertrain Control Module for engine management
- Metal housing for enhanced durability and heat resistance
- Pin/male connector configuration for secure electrical connections
- Compatible with Buick, Chevrolet, GMC, Hummer, and Isuzu models
- Environmentally responsible with E-Waste compliance
About the Powertrain Control Module Product Line
The Cardone Powertrain Control Module product line focuses on remanufactured control modules that meet or exceed OEM specifications. These PCMs are engineered to restore proper engine and transmission control functions, providing a cost-effective alternative to new modules. The 77-7521F model is part of this line, offering reliable performance for various GM and Isuzu vehicles.
Detailed Product Description
This remanufactured PCM is built with a metal housing that protects internal components from heat and mechanical damage. The pin/male connector terminals ensure a precise fit with the vehicle’s wiring harness, reducing the risk of connection issues. Designed to replace faulty or damaged PCMs in models such as the Chevrolet Colorado, GMC Canyon, Buick Rainier, and Hummer H3, this module supports engine control functions critical to vehicle operation.
Common Applications and Issues Addressed
- Engine stalling or misfiring due to faulty PCM
- Check engine light illumination related to powertrain control
- Poor fuel economy caused by incorrect engine management
- Transmission shifting problems linked to PCM failure
- Failure to start or intermittent starting issues
Installation Notes and Tips
- Ensure battery is disconnected before installation to prevent electrical damage
- Verify connector pin configuration matches vehicle harness (pin/male)
- Follow vehicle-specific programming and relearning procedures after installation
- Handle the PCM carefully to avoid static discharge damage
- Consult vehicle service manual for torque specifications and mounting instructions
Quality Assurance and Warranty
The Cardone 77-7521F PCM undergoes thorough remanufacturing and testing to meet industry standards. The metal housing and connector design contribute to its durability and reliability. This product is compliant with E-Waste regulations, reflecting environmental responsibility. Warranty details are provided by Cardone and typically cover defects in materials and workmanship for a specified period.
| Brand | Cardone |
|---|---|
| Part Number | 77-7521F |
| Position | Powertrain Control Module |
| Connector/Terminal Configuration | Pin/Male; Pin/Male; Pin/Male |
| E-Waste | Yes |
| Housing Material | Metal |
| Product Condition | Remanufactured |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | Remanufactured Powertrain Control Module |
| 2007 | GMC | Envoy | 4.2L | L6 | N/A | Remanufactured Powertrain Control Module |
| 2006 | Buick | Rainier | 4.2L | L6 | N/A | with OE # 12597521; 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; Powertrain Control Module |
| 2006 | Chevrolet | Colorado | N/A | with OE # 12597521; 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; Powertrain Control Module | ||
| 2006 | Chevrolet | Trailblazer | 4.2L | L6 | N/A | with OE # 12597521; 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; Powertrain Control Module |
| 2006 | Chevrolet | Trailblazer EXT | 4.2L | L6 | N/A | with OE # 12597521; 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; Powertrain Control Module |
| 2006 | GMC | Canyon | N/A | with OE # 12597521; 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; Powertrain Control Module | ||
| 2006 | GMC | Envoy | 4.2L | L6 | N/A | with OE # 12597521; 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; Powertrain Control Module |
| 2006 | GMC | Envoy XL | 4.2L | L6 | N/A | with OE # 12597521; 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; Powertrain Control Module |
| 2006 | Hummer | H3 | 3.5L | L5 | N/A | with OE # 12597521; 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; Powertrain Control Module |
| 2006 | Isuzu | Ascender | 4.2L | L6 | N/A | with OE # 8-12597-521-0; 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; Powertrain Control Module |
| 2006 | Isuzu | i-350 | 3.5L | L5 | N/A | with OE # 8-12597-521-0; 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; Powertrain Control Module |
| 2005 | Chevrolet | Colorado | N/A | Remanufactured Powertrain Control Module | ||
| 2005 | GMC | Canyon | N/A | Remanufactured Powertrain Control Module | ||
| 2004 | Chevrolet | Colorado | N/A | Remanufactured Powertrain Control Module | ||
| 2004 | GMC | Canyon | N/A | Remanufactured Powertrain 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.