Restore Your Vehicle’s Heartbeat and Drive with Confidence
Is your truck or van suffering from perplexing issues like a persistent check engine light, rough idling, stalling, or a complete refusal to start? These are often the tell-tale signs of a failing Engine Control Module (ECM). As the central computer of your vehicle, a faulty ECM can disrupt everything from fuel delivery to transmission shifting, leaving you stranded and frustrated. This replacement module is the definitive solution, arriving at your door fully programmed to your vehicle’s specific VIN. This eliminates the need for expensive dealership visits and gets you back on the road quickly and affordably.
Warning Signs Your ECM Needs Attention
- ✔ Unexplained drops in fuel economy.
- ✔ The engine cranks but refuses to start.
- ✔ Stalling or hesitation during acceleration.
- ✔ Harsh or erratic transmission shifting.
- ✔ Illumination of the Check Engine Light with codes like P0601, P0602, P0606, or U0100.
- ✔ Intermittent loss of power to accessories or gauges.
A Mechanic’s Note: The Case of the Ghostly Glitch
I once had a 2008 Sierra 2500 in the shop that was driving its owner crazy. It would run perfectly for days, then suddenly stall at a stoplight and refuse to restart for an hour. He’d replaced sensors and checked wiring to no avail. The culprit? The ECM had an internal hairline fracture on the circuit board that would separate when it got hot, cutting communication. Swapping in a properly programmed module like this one solved the issue instantly. It’s a reminder that sometimes the most complex problems have a straightforward, reliable solution.
Guided Installation for Your 2008 Savana 3500 ECM
- Safety First: Begin by disconnecting the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the Module: On most compatible trucks and vans, the ECM is found in the engine bay, often under the battery tray or near the firewall. Consult your owner’s manual for the exact location.
- Disconnect and Remove: Carefully unplug the wiring harness connectors. They typically have locking tabs that need to be released. Once disconnected, unbolt the old module from its mounting bracket.
- Install the New ECM: Mount your new, pre-programmed ECM in the same location. Securely reconnect the wiring harnesses, ensuring each plug clicks firmly into place.
- Reconnect Power: Reattach the negative battery terminal.
- Perform Security Relearn: Your vehicle may require a simple key-cycle procedure to sync with the new module. Typically, this involves turning the key to the ‘ON’ position for 10-15 minutes, then ‘OFF’ for 10 seconds, and repeating this two more times before starting the engine.
Tailored Fit for Your Ride
This module is a direct replacement for part numbers 12612384, 12622141, and 12617568. We program it with the latest GM software updates using your VIN to ensure perfect compatibility. Please provide your VIN at checkout to avoid delays.
SIERRA 2500 PICKUP 08 Electronic Control Module; (LH front under battery), 6.0L
SUBURBAN 1500 08 Electronic Control Module; (LH front under battery)
AVALANCHE 1500 08 Electronic Control Module; (LH front under battery)
SUBURBAN 2500 08 Electronic Control Module; (LH front under battery)
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
SIERRA 3500 PICKUP 08 Electronic Control Module; (LH front under battery), 6.0L
CTS 08 Electronic Control Module; (RH front engine compartment), (3.6L), VIN 7 (8th digit), ID 12612384
CAPRICE 11 Electronic Control Module; ID 12612384
SIERRA DENALI 08 Electronic Control Module; (LH front engine compartment)
ESCALADE EXT 08 Electronic Control Module; (LH front under battery)
EXPRESS 3500 VAN 08 Electronic Control Module; (LH rear engine compartment), gasoline
G6 08 Electronic Control Module; (LH front engine compartment), 3.5L
HUMMER H2 08 Electronic Control Module; (LH front under battery)
EXPRESS 1500 VAN 08 Electronic Control Module; (LH rear engine compartment), 5.3L
MALIBU 08 Electronic Control Module; classic style (emblem in grille), 3.5L
SAVANA 1500 VAN 08 Electronic Control Module; (LH rear engine compartment), 5.3L
CORVETTE 08 Electronic Control Module; (RH engine compartment)
CORVETTE 09 Electronic Control Module; (RH engine compartment), Z06
IMPALA 08 Electronic Control Module; (lower part of air cleaner box), 3.9L
SILVERADO 1500 PICKUP 08 Electronic Control Module; (LH front under battery), w/o 4.3L
YUKON 08 Electronic Control Module; (LH front under battery), w/o hybrid option
EXPRESS 2500 VAN 08 Electronic Control Module; (LH rear engine compartment), gasoline
SILVERADO 2500 PICKUP 08 Electronic Control Module; (LH front under battery), 6.0L
YUKON XL 2500 08 Electronic Control Module; (LH front under battery)
SILVERADO 3500 PICKUP 08 Electronic Control Module; (LH front under battery), 6.0L
G6 08 Electronic Control Module; (LH front engine compartment), 3.9L
SAVANA 3500 VAN 08 Electronic Control Module; (LH rear engine compartment), gasoline
SIERRA 1500 PICKUP 08 Electronic Control Module; (LH front under battery), w/o 4.3L
TAHOE 08 Electronic Control Module; (LH front under battery), w/o hybrid option
MALIBU 08 Electronic Control Module; new style (emblem in bumper cover), 3.5L
SAVANA 2500 VAN 08 Electronic Control Module; (LH rear engine compartment), gasoline
ESCALADE ESV 08 Electronic Control Module; (LH front under battery)
ESCALADE 08 Electronic Control Module; (LH front under battery)
IMPALA 08 Electronic Control Module; (lower part of air cleaner box), 3.5L
YUKON XL 1500 08 Electronic Control Module; (LH front under battery)
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming for you before shipment. We use your vehicle’s VIN to load the correct, updated GM software, making this module ready for installation right out of the box.
What is the security relearn procedure?
The security relearn, or anti-theft relearn, is a simple process that syncs the new ECM to your vehicle’s security system. It typically involves a sequence of key turns and can be done in your driveway in about 30 minutes without any special tools.
Where do I find my VIN?
Your 17-digit Vehicle Identification Number (VIN) can be found on your vehicle’s registration, insurance card, or on a small plate on the driver’s side of the dashboard, visible through the windshield.
Is this a guaranteed fix for my vehicle’s problems?
While this module resolves a wide range of common electronic and drivability issues, proper vehicle diagnosis is key. We recommend confirming that other components like sensors, wiring, and grounds are in good condition to ensure the ECM is the root cause of the problem.
What if I order the wrong part?
We’re here to help! By providing your VIN during checkout, we verify compatibility before programming. If you have any doubts, please contact our support team with your vehicle information, and we’ll ensure you get the correct part for your specific needs.