Restore Your Vehicle’s Performance and Reliability
Is your Chevrolet, Pontiac, or GMC suffering from frustrating and unpredictable issues? A persistent Check Engine Light, rough idling, poor fuel economy, or even a no-start condition can often be traced back to a failing Powertrain Control Module (PCM). This module is the central brain of your vehicle, orchestrating everything from fuel injection to transmission shifting. When it falters, the entire system suffers. This replacement engine computer, service number 12597125, is the definitive solution to restore your vehicle’s health and your driving confidence.
We take the guesswork out of the repair. Simply provide your Vehicle Identification Number (VIN) during checkout, and our experts will program the module with the latest GM factory updates specific to your vehicle. It arrives at your door ready for a straightforward installation, eliminating the need for expensive dealership programming or specialized tools. Regain that smooth, responsive, and worry-free drive you’ve been missing.
Warning Signs and How to Overcome Them
A failing PCM can manifest in various ways. If you’re experiencing any of the following, this module is your solution:
- ✔ Unexplained Check Engine Light (CEL) illumination
- ✔ Diagnostic Trouble Codes (DTCs) such as P0601, P0602, P0606, or other internal processor faults
- ✔ Intermittent stalling or difficulty starting the engine
- ✔ Noticeable decrease in fuel efficiency
- ✔ Harsh or erratic automatic transmission shifting
- ✔ Poor engine performance, hesitation, or misfires
From a Seasoned Technician’s Notebook
“I had a customer, Mark, with a 2011 Malibu that had been to three different shops. It had a ghost of a problem – it would run perfectly for days, then suddenly stall at a stoplight. No one could pinpoint the cause. After checking all the usual suspects, I suspected the PCM was failing internally under specific thermal conditions. We installed one of these pre-programmed units, and it was like a new car. Mark called me a month later just to say he’d finally fallen back in love with his car. That’s the peace of mind a reliable component provides.”
Effortless Steps for a Confident Fix
Installing your new 2007-2012 Malibu Engine Computer is a manageable job for a confident DIYer. Follow these general steps for a successful replacement:
- Safety First: Always disconnect the negative terminal of your vehicle’s battery and wait a few minutes to ensure the system is fully discharged.
- Locate the Module: On most compatible vehicles, the PCM is found in the engine bay, often under the battery tray or mounted near the air cleaner box.
- Disconnect Wiring: Carefully release the locking tabs on the electrical connectors and gently pull them straight out. Never force them. Inspect the pins for any corrosion or damage.
- Remove the Old Unit: Unbolt the old PCM from its mounting bracket. Keep the hardware in a safe place.
- Install the New PCM: Mount your new, pre-programmed module in place and secure it with the original hardware.
- Reconnect and Secure: Firmly plug the electrical connectors back into the new module until they click into place.
- Power Up: Reconnect the negative battery terminal.
- Final Procedure: In many GM vehicles, a security relearn procedure (often called a CASE learn or Passlock relearn) is required for the vehicle to start. This procedure is simple and typically involves turning the key to the ‘ON’ position for 10-15 minutes, then off, and repeating two more times. Please consult a vehicle-specific guide for the exact steps.
Tailored Fit for Your Ride: Compatibility Check
This module is a direct replacement for service numbers 12612397, DL 216140, 12594750, 12597125, 12629019, 12635902, and 12611549. It is confirmed to fit the following vehicles and engine configurations. Please verify your model and engine to ensure a perfect match.
This part will fit these makes and models with these options:
- AURA 08-09 Electronic Control Module; 2.4L, w/o hybrid
- COBALT 07-08 Electronic Control Module; 2.2L (VIN F)
- COBALT 08 Electronic Control Module; 2.4L (VIN B)
- COBALT 09 Electronic Control Module; 2.2L (VIN H)
- COBALT 10 Electronic Control Module; 2.2L (VIN 5)
- EXPRESS 1500 VAN 08-09 Electronic Control Module; 4.3L
- G5 07 Electronic Control Module; 2.2L (VIN F)
- G5 08-10 Electronic Control Module
- G6 08-09 Electronic Control Module; 2.4L
- G6 10 Electronic Control Module
- HHR 07-11 Electronic Control Module; 2.2L
- HHR 08-11 Electronic Control Module; 2.4L
- IMPALA 10-11 Electronic Control Module
- LUCERNE 09-11 Electronic Control Module; 3.9L
- MALIBU 07 Electronic Control Module; 2.2L
- MALIBU 08 Electronic Control Module; classic style, 2.2L
- MALIBU 08 Electronic Control Module; new style, 2.4L, w/o hybrid
- MALIBU 09-10 Electronic Control Module; 2.4L, w/o hybrid
- MALIBU 10 Electronic Control Module; 3.5L
- MALIBU 11-12 Electronic Control Module; 2.4L
- SAVANA 1500 VAN 08-09 Electronic Control Module; 4.3L
- SIERRA 1500 PICKUP 07 Electronic Control Module; new style, 4.3L
- SIERRA 1500 PICKUP 08 Electronic Control Module; 4.3L
- SIERRA 1500 PICKUP 09 Electronic Control Module; w/o hybrid, 4.3L
- SILVERADO 1500 PICKUP 07 Electronic Control Module; new style, 4.3L
- SILVERADO 1500 PICKUP 08 Electronic Control Module; 4.3L
- SILVERADO 1500 PICKUP 09 Electronic Control Module; w/o hybrid, 4.3L
- SKY 08-10 Electronic Control Module; 2.4L
- SOLSTICE 08-10 Electronic Control Module; 2.4L
- VUE 08-09 Electronic Control Module; 2.4L, VIN P (opt LE5)
- VUE 10 Electronic Control Module; 2.4L
Frequently Asked Questions
What information do you need to program the computer?
We require your vehicle’s 17-digit Vehicle Identification Number (VIN) to program the module with the correct software and calibrations for your specific car or truck. Please provide it during checkout or send it to us in a message after your purchase.
Do I need to do anything after I install it?
In most cases, you will need to perform a security relearn procedure, also known as a CASE learn or Passlock relearn. This syncs the new computer with your vehicle’s anti-theft system. It is a simple procedure that does not require special tools and instructions can be easily found online for your specific model.
Is this a plug-and-play part?
Yes, because we program it to your VIN before shipping, it is a plug-and-play solution. The only additional step is the security relearn procedure mentioned above, which you can do yourself.
Will this fix my transmission shifting problems?
The PCM controls both the engine and the transmission. If your shifting issues are caused by faulty electronic signals or processing errors from the computer, then this part will resolve them. However, it will not fix internal mechanical failures within the transmission itself.
What if my part number isn’t listed but my vehicle is?
The part numbers listed are the most common service numbers. GM often uses multiple numbers for the same component. If your vehicle model, year, and engine are on our compatibility list, this module will work for you. Feel free to contact us with your VIN to double-check.