Cardone 77-7423 Powertrain Control Module

Reliable Powertrain Control Module for Select GM Vehicles

The Cardone Powertrain Control Module 77-7423 is designed to restore optimal engine performance in various Buick, Chevrolet, Oldsmobile, and Pontiac models. This PCM ensures precise control of engine functions for vehicles like the Buick LeSabre and Chevrolet Lumina Van.

• Direct replacement Powertrain Control Module (PCM) for multiple GM models
• Compatible with Buick 88, 98, LeSabre, Park Avenue, and Riviera
• Fits Chevrolet Lumina APV, Lumina Van, and Silhouette
• Also compatible with Oldsmobile 88 and Pontiac Bonneville, Trans Sport
• Manufactured by Cardone, part number 77-7423

About the Cardone Powertrain Control Module Line

The Cardone Powertrain Control Module product line focuses on delivering remanufactured and reliable engine control modules that meet or exceed OEM specifications. The 77-7423 PCM is part of this line, engineered to provide consistent engine management and communication with vehicle sensors and actuators, ensuring proper fuel delivery, ignition timing, and emissions control for the specified GM vehicles.

Product Description and Compatibility

This Powertrain Control Module (PCM) 77-7423 is a critical engine control component compatible with a range of GM vehicles including Buick 88, 98, LeSabre, Park Avenue, and Riviera; Chevrolet Lumina APV, Lumina Van, and Silhouette; Oldsmobile 88; and Pontiac Bonneville and Trans Sport. It manages engine and transmission functions by processing data from various sensors to optimize performance and efficiency. The module is designed to meet the specific requirements of these models, ensuring proper fitment and function.

Common Issues Addressed by This PCM

• Engine stalling or rough idling in Buick LeSabre and Chevrolet Lumina Van
• Check engine light illumination due to faulty PCM in Pontiac Bonneville
• Poor fuel economy and performance issues in Oldsmobile 88 and Buick 98
• Transmission shifting problems in Chevrolet Lumina APV and Pontiac Trans Sport
• Failure to start or intermittent engine misfires in compatible GM models

Installation Notes and Tips

• Ensure vehicle battery is disconnected before PCM installation to prevent electrical damage
• Verify part number 77-7423 matches the original PCM for proper compatibility
• Follow manufacturer-specific programming and relearning procedures after installation
• Use appropriate diagnostic tools to clear error codes and confirm system functionality
• Consult vehicle service manual for detailed installation instructions

Quality Assurance and Warranty

Cardone Powertrain Control Modules undergo rigorous remanufacturing and testing processes to meet OEM standards. The 77-7423 PCM is backed by Cardone's quality assurance protocols to ensure reliable operation. Warranty coverage details should be confirmed at the time of purchase, providing additional confidence in product durability and performance.