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How to Replace a VVT Solenoid on a GM 2.4L

Step by step instructions of how to replace a variable valve timing solenoid on a GM 2.4L

How to Replace a VVT Solenoid on a GM 2.4L

Recommended Parts

Intake VVT Solenoid

Exhaust VVT Solenoid

Remove VVT Solenoid

Remove the air cleaner outlet duct by loosening the two hose clamps with a flat head screwdriver and removing the breather tube from the engine - Watch

Remove the oil fill cap and pull upwards to remove lower engine cover - Watch

Tip: Re-install the oil fill cap to avoid contaminates getting into engine

Using a shop vac or compressed air thoroughly clean the area around the VVT solenoid - Watch
Locate the VVT solenoid being replaced and gently pry up on the grey connector locking tab to put it in the release position - Watch

Tip: Exhaust VVT solenoid (Black connector) is located toward rear of the engine and Intake VVT (Grey connector) is located towards the front of the engine

Depress release button on connector and pull up to remove connector from solenoid - Watch

Using a 10mm socket remove the bolt holding the VVT solenoid to the cylinder head - Watch

Remove VVT solenoid from cylinder head - Watch

Inspect VVT Solenoid

Inspect the VVT solenoid for missing screens and/or O-ring. If any pieces are missing, locate and remove them from the engine before installing the new solenoid - Watch

Tip: Debris can get stuck in oil passages and cause VVT system failure and possibly damage the engine

VVT Solenoid Installation

Lube the O-ring on the NEW VVT solenoid with clean engine oil - Watch
Install the VVT solenoid into the cylinder head and push down to seat the VVT solenoid and its sealing O-ring - Watch

Tighten the VVT solenoid hold down bolt. (89-inch pounds) - Watch
Reinstall the electrical connector and locking tab - Watch

Re-install air cleaner outlet duct leaving off lower engine cover - Watch
Start vehicle and inspect the VVT solenoid oil for leaks - Watch
Re-install the engine cover and outlet duct

For more information, questions, or help diagnosing your vehicle, contact the GoTech technical support team via phone or chat below