• ✅ VIN programmed 05 Grand Prix 3.8L Engine computer 12591278 PCM ECM GM
  • ✅ VIN programmed 05 Grand Prix 3.8L Engine computer 12591278 PCM ECM GM
  • ✅ VIN programmed 05 Grand Prix 3.8L Engine computer 12591278 PCM ECM GM

VIN programmed 05 Grand Prix 3.8L Engine computer 12591278 PCM ECM GM

VIN programmed 05 Grand Prix 3.8L Engine computer 12591278 PCM ECM GM

$110.00
$110.00
Shipping calculated at checkout.
  • Tested & verified module
  • Fast shipping Mon–Fri
  • 30-day hassle-free returns
Programmed to your VIN serv 12591278 Engine Control Module 

This ECM Fits 
Buick LaCrosse (05) 3.8L
Buick Allure (05) 3.8L
Pontiac Grand Prix (05) 3.8L


-IMPORTANT:
match your PCM/ECM service number before purchase.
This module needs 30-minute security key relearn and may need crankshaft variation relearn (code p0315). You will need a scan tool capable of doing this relearn.
send your 17-digit VIN through eBay massage or at the time of the payment. 

 We offer 1 year warranty on this item.
 Shipped via USPS Priority Mail.
VIN programmed 05 Grand Prix 3.8L Engine computer 12591278 PCM ECM GM

$110.00

Does it come with a warranty?

Yes! We offer a Lifetime Warranty on select modules and electronic parts. This covers defects in material or workmanship under normal use. Check the product listing for warranty eligibility or contact us at Contact@auto101.net for details.

What if the part doesn't fit my vehicle?

We offer hassle-free returns within 30 days of purchase. If the part doesn't match your vehicle, simply contact us and we'll arrange a return or exchange. Make sure to use our vehicle fitment tool to verify compatibility before ordering.

How fast is shipping?

We process and ship orders Monday through Friday. You'll receive tracking information via email for each shipment. Service orders (like SKIM delete or cloning) ship within 3 business days after receiving your module.

What's the return policy?

We have a 30-day return policy. Items must be unused, in original condition with tags and packaging. Return shipping cost is deducted from refund. Sale items and gift cards are non-returnable. Contact us at Contact@auto101.net to start a return.