ACDelco GM Original Equipment Engine Timing Chain Tensioners help maintain a consistent amount of tension within the timing chain to help reduce the effect that slack has on the valve timing of the engine, and are GM-recommended replacements for your vehicle.
Provides consistent tension to help keep engine running in proper time
Gm-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function
Manufactured to meet or exceed strict quality requirements