Cardone 79-6421 Engine Control Module

Overview of Cardone Engine Control Module 79-6421

The Cardone Engine Control Module (ECM) part number 79-6421 is a remanufactured control unit designed for select Chrysler, Dodge, and Plymouth vehicles. This ECM is engineered to meet the specific requirements of models such as the Acclaim, LeBaron, Shadow, and Sundance, ensuring reliable engine management and performance.

• Remanufactured Engine Control Module with plastic housing
• Single rectangular connector with 60 male pin terminals
• Two mounting holes for secure installation
• Compatible with Chrysler, Dodge, and Plymouth Acclaim, LeBaron, Shadow, and Sundance
• No flash programming or reprogramming required
• Environmentally conscious with e-waste compliance

About the Cardone Engine Control Module Product Line

The Cardone Engine Control Module product line focuses on remanufactured ECM units that provide a cost-effective alternative to new modules without compromising functionality. These modules are tested to meet OEM specifications and designed to integrate seamlessly with the vehicle’s existing systems. The 79-6421 ECM is part of this line, offering a reliable replacement for original equipment in compatible Chrysler, Dodge, and Plymouth models.

Detailed Product Description

This remanufactured ECM features a durable plastic housing and a single rectangular connector with 60 male pin terminals, designed to interface precisely with the vehicle’s wiring harness. The module includes two mounting holes for proper and secure installation. It does not require flash programming or reprogramming, simplifying the replacement process. Additionally, this ECM complies with e-waste regulations, supporting environmentally responsible disposal and recycling.

Common Applications and Issues Addressed

• Engine misfires or rough idling in Chrysler Acclaim and Dodge Shadow
• Starting difficulties or no-start conditions in Plymouth Sundance
• Check engine light illumination related to ECM faults
• Intermittent stalling or poor engine performance
• Faulty powertrain control causing drivability issues

Installation Notes and Tips

Before replacing the ECM, verify that the original module is the cause of the issue. Disconnect the battery and ensure all electrical connections are clean and secure. The 79-6421 ECM does not require flash programming; however, some Chrysler PCM units with a "v" suffix may require VIN programming. Confirm compatibility with your vehicle’s specific model and year. Mount the module using the two provided mounting holes to prevent vibration damage.

Quality Assurance and Warranty

This Cardone remanufactured ECM undergoes rigorous testing to meet OEM standards for performance and reliability. The product is designed to function as a direct replacement without the need for additional programming. While specific warranty details are not provided here, Cardone typically offers limited warranties on remanufactured parts to ensure customer confidence in product quality.