2003-2004 Buick Regal Powertrain Control Module 12583826 – Programmed To Your VIN
Is your Regal’s engine performance suffering from poor fuel efficiency, rough idling, or stalling? A faulty powertrain control module (PCM) might be the culprit. Fortunately, we’ve got a solution that’s tailored to your vehicle’s specific needs. This pre-programmed PCM is a direct replacement for the following compatible part numbers: 12583826, 89017735.
Key Features & Benefits
- Restores smooth engine performance and fuel efficiency
- Eliminates diagnostic trouble codes (DTCs) related to the PCM
- Ensures proper transmission shifting and operation
- Pre-programmed with the latest GM software updates for your VIN
- Backed by a comprehensive warranty for peace of mind
- Easy installation process, no specialized tools required
Common Problems Solved
This PCM solves a range of problems that can occur in your Regal, including stalling or rough idling, poor fuel efficiency, and transmission shifting issues. By replacing the faulty PCM with this pre-programmed unit, you’ll be able to restore your vehicle’s performance and get back on the road quickly.
Simple Installation Process
- Submit your VIN to us after purchase so we can program the PCM specifically for your vehicle.
- Disconnect the battery to prevent any accidental engine starts during installation.
- Locate the old PCM, usually found in the LH engine compartment.
- Remove the old PCM and replace it with the new pre-programmed unit.
- Reconnect the battery and start the engine to test the new PCM.
Guaranteed Fitment
This module is guaranteed to be compatible with the following vehicles:
2003-2004 Buick Regal
Please verify your part number matches one of the compatible numbers listed above before ordering.