Starter - GM (12491872)

  • $2,591.91
  • $72.57 (3% off)
  • $2,519.34
  • $200.00
Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12491872
  • Starter
Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products

Product Details

  • Engine, Remanufactured Engine
  • Your GM SUV takes you to work and takes you on adventures with the family. You’ve had your SUV a long time and want to keep it for many more. If the miles on your SUV are starting to get high, it won’t be long before you’re spending money on maintenance or repairs of the motor. 

    Instead of buying a new SUV, put a remanufactured engine into your GM.  For a fraction of the cost of a new SUV, this engine adds more life to your vehicle. Buy part #12491872 replacement motor for your GM. Exact fitments are listed below. This is a 3.4L V6 that replaces the factory 3.4L in the below listed vehicles. It comes with the block, piston and rods, crankshaft, crankshaft bearings, rod bearings and the rear seal.

    Some symptoms of a failing engine that has high mileage include the following:

    • - Excessive smoke from the exhaust
    • - Steam from under the hood
    • - Oil in your air cleaner or radiator

    This replacement engine from General Motors has been built specifically for the models listed and with the same high quality standards you expect from GM. We’ve been selling genuine OEM GM replacement motors for years here at GMPartsOnline.net, and our experienced parts staff can answer any questions you might have about this GM engine. We give you free shipping on powertrain parts. Continue to drive your SUV – buy your 3.4L engine today.

  • Part Numbers Are For Remanufactured Starter Assemblies, Contact Local Dealer For Possible Core Charge And Exchange Information.
  • 3.4L.
  • GM is one of the leaders when it comes to cranking out quality made cars, trucks and SUVs. None of that changes when it comes to OEM parts and accessories on GM Parts Online. Keep you car running GM new with OEM affordable parts and accessories with GM Parts Online. 

This Part Fits

Year Make Model Make Model Year Body & Trim Engine & Transmission
2005 Buick Rendezvous Buick Rendezvous 2005 CX, CX Plus, CXL 3.4L V6 - Gas
2004 Buick Rendezvous Buick Rendezvous 2004 CX, CXL 3.4L V6 - Gas
2003 Buick Rendezvous Buick Rendezvous 2003 CX, CX Plus, CXL, CXL Plus 3.4L V6 - Gas
2005 Chevrolet Impala Chevrolet Impala 2005 Base 3.4L V6 - Gas
2004 Chevrolet Impala Chevrolet Impala 2004 Base 3.4L V6 - Gas
2005 Chevrolet Monte Carlo Chevrolet Monte Carlo 2005 LS 3.4L V6 - Gas
2004 Chevrolet Monte Carlo Chevrolet Monte Carlo 2004 LS 3.4L V6 - Gas
2006 Chevrolet Silverado 1500 Chevrolet Silverado 1500 2006 SS 6.0L V8 - Gas
2006 Chevrolet Silverado 1500 HD Chevrolet Silverado 1500 HD 2006 LT 6.0L V8 - Gas
2006 Chevrolet Silverado 2500 HD Chevrolet Silverado 2500 HD 2006 LS, LT, WT 6.0L V8 - Gas
2006 Chevrolet Silverado 3500 Chevrolet Silverado 3500 2006 LS, LT, WT 6.0L V8 - Gas
2006 GMC Sierra 1500 GMC Sierra 1500 2006 Denali, SLE, SLT 6.0L V8 - Gas
2006 GMC Sierra 1500 HD GMC Sierra 1500 HD 2006 SLE, SLT 6.0L V8 - Gas
2006 GMC Sierra 2500 HD GMC Sierra 2500 HD 2006 SL, SLE, SLT, WT 6.0L V8 - Gas
2006 GMC Sierra 3500 GMC Sierra 3500 2006 SL, SLE, SLT, WT 6.0L V8 - Gas
2005 Pontiac Aztek Pontiac Aztek 2005 Base, Rally 3.4L V6 - Gas
2004 Pontiac Aztek Pontiac Aztek 2004 Base, Rally 3.4L V6 - Gas
2003 Pontiac Aztek Pontiac Aztek 2003 Base 3.4L V6 - Gas

GM Parts Online

When it comes to serving our customers, our staff has over 250 years of combined GM parts experience to serve you. Whether you’re looking for a radiator for your GMC pickup or a part for discontinued brands like Pontiac or Saturn, we’ve got the expertise to find the part and get it ready to ship. If you have a question, a problem, or just need help looking up a part, please call.

Read More about GM Parts Online