Restore Your Van’s Core Performance and Reliability
Is your work van or daily driver suddenly unpredictable? A faulty Powertrain Control Module (PCM) can be the hidden cause behind a host of frustrating issues, from a persistent Check Engine Light to poor fuel economy and even a no-start condition. It’s the brain of your vehicle, and when it struggles, everything struggles. This fully tested, pre-programmed PCM is the definitive solution to restore your vehicle’s factory performance and give you back the confidence you need on the road. We flash this module with the latest GM-certified software using your vehicle’s specific VIN, ensuring it’s a true plug-and-play fix right out of the box.
Warning Signs and How to Overcome Them
If you’re noticing any of these symptoms, a failing engine computer is a likely culprit. Replacing it can bring your vehicle back to life.
- ✔ Check Engine Light: Specifically for internal module failure codes like P0601, P0602, P0606, or U0100.
- ✔ Poor Performance: Noticeable loss of power, hesitation during acceleration, or rough idling.
- ✔ Reduced Fuel Economy: Your vehicle is suddenly consuming more fuel than usual without a change in driving habits.
- ✔ Intermittent Stalling: The engine cuts out unexpectedly while driving or at a stop.
- ✔ No-Start Condition: The engine cranks but refuses to start, often due to a lack of fuel or spark command from the PCM.
- ✔ Harsh Shifting: The automatic transmission shifts erratically or slams into gear.
From a Seasoned Technician’s Notebook
“I had a local delivery business owner come in, completely frustrated. His 2008 Savana was his lifeline, but it kept stalling randomly, making him late for deliveries. Diagnostics pointed to an internal PCM fault. Instead of a lengthy and expensive dealership visit, we ordered one of these pre-programmed units. It arrived the next day, we plugged it in, performed a quick security relearn, and he was back on the road in under an hour. He called a week later just to say the van had never run better. That’s the peace of mind a reliable part provides—it’s not just about fixing a vehicle, it’s about keeping businesses running and lives on track.”
Guided Installation to Restore Peace of Mind
Installing your pre-programmed 2008-2009 Savana 1500 PCM is a straightforward process. With basic tools and a little patience, you can have your vehicle running smoothly again.
- Safety First: Begin by disconnecting the negative terminal on your vehicle’s battery to prevent any electrical shorts.
- Locate the Old PCM: On most Savana and Express vans, the PCM is located in the engine compartment on the driver’s side, often near the battery or air filter box.
- Disconnect the Connectors: Carefully unlatch and remove the electrical wiring harness connectors from the old module. They have locking tabs, so be gentle to avoid damage.
- Remove the Old Module: Unbolt the old PCM from its mounting bracket. Keep the hardware, as you’ll need it for the new unit.
- Install the New PCM: Mount your new, pre-programmed module onto the bracket and securely tighten the bolts.
- Reconnect Everything: Firmly plug the wiring harnesses into the new PCM until they click into place. Reconnect the negative battery terminal.
- Final Step – Security Relearn: In most cases, you will need to perform a simple security relearn procedure (often called a ‘key-on/key-off’ cycle) to sync the new PCM with your vehicle’s anti-theft system. This typically takes about 30 minutes and instructions are readily available online for your specific model.
Tailored Fit for Your Ride
This module is a direct replacement for service number 12597125 and is also compatible with a wide range of other service numbers, including 12612397, 126140, 12594750, 12629019, 12635902, and 12611549. It is guaranteed to fit the following vehicles with the specified options:
- AURA: 2008-2009 (2.4L, w/o hybrid)
- COBALT: 2007-2010 (2.2L, 2.4L)
- EXPRESS 1500 VAN: 2008-2009 (4.3L)
- G5: 2007-2010
- G6: 2008-2010 (2.4L)
- HHR: 2007-2011 (2.2L, 2.4L)
- IMPALA: 2010-2011
- LUCERNE: 2009-2011 (3.9L)
- MALIBU: 2007-2012 (2.2L, 2.4L, 3.5L)
- SAVANA 1500 VAN: 2008-2009 (4.3L)
- SIERRA 1500 PICKUP: 2007-2009 (4.3L, new style)
- SILVERADO 1500 PICKUP: 2007-2009 (4.3L, new style)
- SKY: 2008-2010 (2.4L)
- SOLSTICE: 2008-2010 (2.4L)
- VUE: 2008-2010 (2.4L)
Don’t let a faulty computer keep you off the road. This pre-programmed 2008-2009 Savana 1500 PCM is the most efficient and reliable way to solve complex electronic issues and restore your vehicle’s health.
Frequently Asked Questions
What exactly does a PCM do?
The Powertrain Control Module (PCM) is your vehicle’s main computer. It controls critical functions of the engine and transmission, such as fuel injection, ignition timing, and transmission shift points, to ensure optimal performance, fuel efficiency, and emissions control.
How do I provide my VIN?
After you complete your purchase, you will receive instructions on how to send us your vehicle’s 17-digit VIN. We cannot program and ship your module without it, so please provide it promptly to avoid delays.
Is any additional programming needed after installation?
No, this module arrives fully programmed to your vehicle’s VIN with the latest GM updates. The only procedure you may need to perform is a security relearn, which syncs the new computer to your keys and anti-theft system. This is a simple procedure you can do yourself in about 30 minutes.
Is this a new part?
This is an original equipment (OEM) unit that has been meticulously inspected, tested, and restored to meet or exceed factory specifications. This ensures perfect compatibility and reliability for your vehicle.
What if my original part number isn’t listed?
The listed service numbers cover a wide range of vehicles. If your number is not on the list, please contact us with your VIN. We can verify compatibility and ensure you receive the correct, programmed module for your specific vehicle.