Factory diagram — Variable Valve Timing Actuator
Factory diagrams
GMC
Engine With Low Emission
UsedOEM
OEM GMC Engine With Low Emission part #12638879
Verify with VIN
Close match — verify with VIN before checkout. VIN check beats regret.
Estimated Dispatch
Ships in 24–48 hours
$3,555.56
Specifications
SKU
FTM-CHARM-12638879
OEM Part #
12638879
Shipping Class
ground
Warranty
—