Buy 2012 Chevrolet Impala LS Sedan Engine Timing Chain. Timing Chain - Repair or Replace Your Primary, Along - OEM Chevrolet Part # 12637744 (12566651, 12590920, 12597307, 12599718, 12616609, 12633451)

Chain. Timing. Assembly - CM/SHF INTER Drive. Guide. Engine.
2nd Design. Crank to Idler. Engine Timing Chain.

Engine Timing Chain

Timing Chain - Repair or Replace
Your engine's timing chain can stretch over time resulting in a check engine light that comes along with excessive noise from your engine's timing cover. If the chain has broken, which is a rare occurrence, the engine will not start. If your 2012 Chevrolet Impala has high mileage along with any of these other symptoms, contact our service department for expert diagnosis.