Chevrolet Sonic Repair Manual: Camshaft

Valve Guide Reaming, and Valve and Seat Grinding

Valve Cleaning Procedure Use soft bristle wire brush to clean any carbon build-up from the valve head. DO NOT use a wire brush on any part of the valve stem. The valve stem is chr ...

Camshaft Actuator System Description

Camshaft Actuator System Overview (1) Camshaft Actuator Vane (2) Timing Chain Sprocket (3) Engine Oil Pressure-For retarding ...

Other materials:

Parking Brake Cable Replacement (Disc Brake)
Removal Procedure Remove the front floor console. Refer to Front Floor Console Replacement. Ensure that the parking brake lever is in the fully released position. Using ONLY HAND TOOLS, remove the adjusting nut (1) from the end of the front park brake c ...

Intake Camshaft Replacement
Removal Procedure Remove the camshaft intake and exhaust sprocket. Refer to Camshaft Intake and Exhaust Sprocket Replacement. Remove the camshaft bearing cap bolts in sequence shown. Ensure to remove the bolts one turn at a time until there is no spring tension p ...

Drive Range - Fourth Gear (Gen 2)
As vehicle speed increases, the transmission control module (TCM) processes input signals from the automatic transmission input and output speed sensors, the throttle position sensor and other vehicle sensors to determine the precise moment to command OFF the normally-low 35R pressure control ...