Assembly, Variable Valve Timing: Description
WARNING: This page is about a different variant/trim than selected.
The 5.7L engine is equipped with Variable Cam Timing (VCT). This system advances and/or retards the camshaft timing to improve engine performance, mid-range torque, idle quality, fuel economy, and reduce emissions. The VCT assembly is sometimes referred to as a camshaft phaser.
CAUTION:
Never attempt to disassemble the camshaft phaser, severe engine damage could result.
The VCT assembly consists of the camshaft sprocket and a timing phaser. The VCT phaser assembly bolts to the camshaft and is serviced as an assembly.