Description
Part Description
This Engine Control Module (ECM) was removed from a 2008 GMC Acadia donor vehicle and has been professionally inspected for proper operation. The electronic control unit is identified as part number 12607096 and is currently on our shelf ready for immediate shipment. This OEM component has been tested to ensure all electronic functions are working correctly.
The Engine Control Module is the central computer that manages your vehicle’s engine performance, fuel injection, ignition timing, and emissions systems. When an ECM fails, symptoms include poor fuel economy, rough idling, stalling, or the engine failing to start altogether. ECM failure is often caused by electrical surges, corrosion, or internal component wear over time, making replacement necessary to restore proper engine operation.
At 603 Auto Salvage, we maintain an inventory of over 50,000 used auto parts from more than 1,100 vehicles. Our experienced team carefully inspects each electronic component before it goes on the shelf. Contact us to verify compatibility with your specific vehicle or browse our extensive online inventory for additional GMC Acadia parts. 50,000+ parts in stock from over 1,100 vehicles. Contact us or call (603) 392-7313 for anything you need.
Part Specifications
| Part | Engine Control Module (ECM) – Electronic Motor Brain Box |
| Interchange # | 8112 |
| OEM Part Number | 12607096 |
| Side | N/A |
| Part Grade | X — Grade X – Inspected electronic control module, tested for proper function, ready to ship |
| Warranty | 90-Day Warranty (Standard warranty for tested electronic components) |
| Type | Used OEM |
Vehicle Information (Donor)
| Year / Make / Model | 2008 GMC ACADIA |
| VIN | N/A |
| Vehicle Stock # | PCM8518 |
Our Testing & Inspection Process
Every part at 603 Auto Salvage is inspected before listing. Here is what was verified on this Engine Control Module (ECM) – Electronic Motor Brain Box:
| ✅ Electronic Function Test | All control circuits tested and verified operational |
| ✅ Connector Inspection | Wiring harness connections checked for corrosion and damage |
| ✅ Housing Condition | ECM case inspected for cracks or water damage |
| ✅ Internal Component Check | Circuit board examined for burned components or corrosion |
| ✅ Programming Verification | Module confirmed to be original factory programming |
Compatibility — What Vehicles Does This Part Fit?
Based on interchange #8112, this part fits the following vehicles. Always confirm fitment with your mechanic before purchasing.
| Year(s) | Make | Model | Notes |
|---|---|---|---|
| 2008 | GMC | Acadia | Contact us for full compatibility list and programming requirements |
Questions? Need a shipping quote? Call us now:
603 Auto Salvage | 233 Main St, Plaistow, NH 03865
Mon–Fri 8am–4:30pm | Sat 8am–2pm | Sun Closed
Warranty & Shipping
Frequently Asked Questions
Will this ECM need to be programmed for my 2008 GMC Acadia?
Yes, most ECMs require programming to match your vehicle’s VIN and specific options. This should be done by a qualified technician with the proper diagnostic equipment. Contact us to discuss programming requirements for your specific vehicle.
How do I know if my GMC Acadia ECM is failing?
Common symptoms include check engine lights, poor fuel economy, rough idling, stalling, or failure to start. You may also experience transmission shifting issues since the ECM communicates with other control modules.
What is interchange number 8112 for GMC Acadia ECMs?
The interchange number 8112 helps identify compatible ECMs across different model years and trim levels. However, exact programming and part numbers may vary, so verification with your VIN is recommended.
Is this ECM compatible with other GM vehicles besides the Acadia?
While some GM vehicles may share similar ECMs, compatibility depends on engine type, transmission, and vehicle options. Contact us with your VIN to verify compatibility before purchasing.
What causes ECM failure in GMC Acadia vehicles?
ECM failure can result from electrical surges, water damage, corrosion, overheating, or internal component wear. Age and high mileage can also contribute to electronic component degradation over time.
Related Parts & Resources
OEM Part Numbers & Cross-Reference
Looking for this part by number? Here are the reference numbers:
| GM Part Number | 12607096 |
| Interchange Group | 8112 |
| Location | Behind fan shroud |
Price Comparison — Why Used OEM Makes Sense
| Source | Price Range | Warranty | Notes |
|---|---|---|---|
| Dealer (New OEM) | $400-600 | 1 year | Brand new, longest wait time |
| Aftermarket | $200-350 | Varies | Non-OEM fitment, quality varies |
| Other Salvage Yards | $100-150 | 30–60 days | Varies in quality and testing |
| 603 Auto Salvage | $75 | 90-Day Warranty | Tested, Grade X, ships in 24hrs |
Installation Notes
- Disconnect battery before removing or installing ECM to prevent electrical damage
- Take photos of wiring connections before removal for proper reinstallation
- Handle ECM carefully and avoid static electricity – use anti-static precautions
- ECM will likely need professional programming after installation to match your VIN
- Clear diagnostic codes after installation and verify all systems are functioning properly
🔍 Free Fitment Check
Call us with your VIN and we will verify compatibility for free. No obligation, no pressure — just answers.
Our parts specialists check interchange data in real-time
Estimated Shipping Costs by Region
This part ships via FedEx Ground. Prices are estimates — call for an exact quote to your zip code.
| Region | Estimated Cost | Transit Time |
|---|---|---|
| New England (NH, MA, ME, VT, CT, RI) | $15 – $30 | 1–3 business days |
| Northeast (NY, NJ, PA, MD, VA) | $20 – $40 | 2–4 business days |
| Southeast (FL, GA, NC, SC, TN) | $25 – $45 | 3–5 business days |
| Midwest (OH, MI, IL, IN, WI, MN) | $30 – $50 | 3–5 business days |
| Southwest (TX, AZ, NM, OK) | $35 – $55 | 4–6 business days |
| West Coast (CA, OR, WA) | $40 – $65 | 5–7 business days |
Local pickup is always free. Free delivery within 30 miles of Plaistow, NH.
Why Buy From 603 Auto Salvage?
- 50,000+ parts in stock from over 1,100 vehicles on-site in Plaistow, NH
- Every part inspected before listing — no guesswork
- Family-owned salvage yard — real people, not a call center
- 90-Day Warranty on this part
- Fast shipping — most orders ship within 24 hours
- Competitive pricing — save 50–70% vs dealer prices
- Serving New Hampshire, Massachusetts & all 50 states
Ready to order? Call (603) 392-7313 or add to cart above. We are here to help.




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