Description: Genuine GM Engine Control Module, part number 12633238. This GM OEM engine control module is the engine computer that manages fuel delivery, ignition timing, emissions and other engine functions; it may require programming to your vehicle after installatio ...

Description: 6.0L. 4.8, 5.3, 6.0 & 6.2L. 4.3L. 2008-09. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems - aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type

Description: Genuine GM Spark Plug (41-110), part number 12680072. This GM OEM spark plug (41-110) ignites the air-fuel mixture in the combustion chamber, delivering a strong, consistent spark. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 12680072 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.

Description: Genuine GM Crankshaft Position Sensor, part number 12703627. This GM OEM crankshaft position sensor monitors operating conditions and sends signals to the vehicle's control modules. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 12703627 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.