Restore Your Vehicle’s Performance with a Reliable, Programmed Engine Control Module
Is your 2008-2009 Chevrolet Equinox or other GM vehicle running rough, stalling unexpectedly, or showing a persistent Check Engine Light? These are classic signs of a failing Engine Control Module (ECM), the central computer that manages everything from fuel mixture and ignition timing to transmission shifting. A faulty ECM can cause a cascade of frustrating and potentially damaging issues. This isn’t just an inconvenience; it’s a critical component failure that affects your vehicle’s reliability, fuel economy, and safety.
This replacement Engine Control Module is your direct-fit, hassle-free solution. We take the biggest headache out of the repair process: programming. Simply provide your vehicle’s VIN at checkout, and our technicians will flash this module with the latest, most stable GM factory software specific to your car or truck. It arrives at your door ready for installation, saving you a costly trip to the dealership and hours of diagnostic guesswork. Get your vehicle back to factory-spec performance with a part you can trust.
Case Study: A Tricky Diagnosis
A customer brought in a 2008 Sierra 1500 with the 5.3L V8. The complaint was intermittent stalling at stoplights and a check engine light with a P0606 code (ECM/PCM Processor Fault). The previous shop had already replaced the throttle body and MAF sensor, but the problem persisted. In my experience, while other parts can cause similar symptoms, a hard P0606 code almost always points to an internal failure of the ECM itself. We confirmed all power and ground circuits to the module were solid. Instead of spending more time and money on diagnostics, we installed a pre-programmed ECM like this one. The new module immediately cleared the fault code, and after a 20-minute test drive, the stalling issue was completely gone. This is a perfect example of how replacing the 2008-2009 Equinox ECM (or in that case, the compatible Sierra module) was the correct, definitive fix.
Common Signs of a Failing Engine Control Module
If you’re experiencing any of the following, a failing ECM could be the culprit. A proper diagnosis is always recommended, but these symptoms are strongly associated with module failure.
- ✔ Check Engine Light (CEL) is illuminated with codes like P0601, P0602, P0606, or U0100.
- ✔ Engine cranks but refuses to start.
- ✔ Unexplained drops in fuel economy.
- ✔ Rough or unpredictable engine idling.
- ✔ Vehicle stalling for no apparent reason.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Failure to pass state emissions testing.
A Straightforward Guide to Installation
Installing your pre-programmed 2008-2009 Equinox ECM is a manageable job for a confident DIYer. While specific steps may vary slightly by model, the general process is as follows:
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait at least 15 minutes for the system capacitors to discharge.
- Locate the ECM: On the Equinox/Torrent, it’s typically on the driver’s side of the engine compartment. On trucks and SUVs, it’s often under the battery tray. Refer to your vehicle’s service manual for the exact location.
- Disconnect the Connectors: Carefully release the locking tabs on the wiring harness connectors and pull them straight out from the old module. Never force them. Inspect the pins for any corrosion or damage.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed ECM into place. Reconnect the wiring harnesses, ensuring they click securely into position.
- Reconnect the Battery: Reattach the negative battery terminal.
- Perform Security Relearn: You will need to perform a security relearn procedure (often called a Passlock or anti-theft relearn). This typically involves turning the key to the ‘ON’ position for 10-15 minutes, then off, and repeating two more times. This allows your vehicle’s anti-theft system to recognize the new ECM.
Verified Vehicle Compatibility
This module is a direct replacement for part numbers 12612384, 12622141, and 12617568. It is guaranteed to fit the following vehicles with the specified options. Please verify your vehicle is on this list before ordering.
TORRENT 08-09 Electronic Control Module; (LH engine compartment), 3.4L
VUE 08-09 Electronic Control Module; 3.5L
AURA 08 Electronic Control Module; (RH firewall), 3.5L
G6 08 Electronic Control Module; (LH front engine compartment), 3.5L or 3.9L
MALIBU 08 Electronic Control Module; classic style (emblem in grille), 3.5L
MALIBU 08 Electronic Control Module; new style (emblem in bumper cover), 3.5L
IMPALA 08 Electronic Control Module; (lower part of air cleaner box), 3.5L or 3.9L
CTS 08 Electronic Control Module; (RH front engine compartment), (3.6L), VIN 7, ID 12612384
CAPRICE 11 Electronic Control Module; ID 12612384
CORVETTE 08-09 Electronic Control Module; (RH engine compartment)
AVALANCHE 1500 08 Electronic Control Module; (LH front under battery)
ESCALADE / ESV / EXT 08 Electronic Control Module; (LH front under battery)
HUMMER H2 08 Electronic Control Module; (LH front under battery)
SILVERADO 1500 PICKUP 08 Electronic Control Module; (LH front under battery), w/o 4.3L
SIERRA 1500 PICKUP 08 Electronic Control Module; (LH front under battery), w/o 4.3L
SIERRA DENALI 08 Electronic Control Module; (LH front engine compartment)
SUBURBAN 1500 08 Electronic Control Module; (LH front under battery)
TAHOE 08 Electronic Control Module; (LH front under battery), w/o hybrid
YUKON / YUKON XL 1500 08 Electronic Control Module; (LH front under battery), w/o hybrid
EXPRESS 1500 VAN 08 Electronic Control Module; (LH rear engine compartment), 5.3L
SAVANA 1500 VAN 08 Electronic Control Module; (LH rear engine compartment), 5.3L
SILVERADO 2500/3500 PICKUP 08 Electronic Control Module; (LH front under battery), 6.0L
SIERRA 2500/3500 PICKUP 08 Electronic Control Module; (LH front under battery), 6.0L
SUBURBAN 2500 08 Electronic Control Module; (LH front under battery)
YUKON XL 2500 08 Electronic Control Module; (LH front under battery)
EXPRESS 2500/3500 VAN 08 Electronic Control Module; (LH rear engine compartment), gasoline
SAVANA 2500/3500 VAN 08 Electronic Control Module; (LH rear engine compartment), gasoline
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) is essential for us to program the module with the exact software calibration your vehicle requires. This ensures perfect compatibility with your engine, transmission, and factory options for a true plug-and-play installation.
Is this a difficult part to install myself?
For someone with basic mechanical skills and tools, this is a very manageable job. The most important part is the security relearn procedure after installation, which does not require special tools. Our installation guide above provides the key steps.
Will this fix my ‘No Start’ problem?
If the ‘no start’ condition is caused by a faulty ECM (a common reason), then yes, this part will resolve the issue. Symptoms include the engine cranking normally but never firing up. However, other issues like a bad fuel pump or crank sensor can also cause a no-start, so a proper diagnosis is always the best first step.
Do I need to have my keys reprogrammed?
No. Because we program the module to your VIN, it’s designed to work with your existing factory keys after you perform the security relearn procedure. You will not need to visit a locksmith or dealer to have keys matched to the module.
What if my part number isn’t an exact match to 12617568?
This module is a direct replacement for several part numbers, including 12612384 and 12622141. As long as your vehicle is on our compatibility list, this module will function correctly once programmed to your VIN, even if the number on your old part is different.