9-7X V8-5.3L (2005)
Fuel Gauge Sender: Service and Repair
Fuel Sender Assembly Replacement
Special Tools
J 45722 Fuel Sender Lock Ring Wrench
Removal Procedure
1. Remove the fuel tank. Refer to Fuel Tank Replacement (See: Service and Repair/Removal and Replacement).
2. Remove the fuel feed (1) and evaporative emission (EVAP) (2) lines from the fuel sender assembly. Refer to Plastic Collar Quick Connect Fitting
Service (See: Fuel Line Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service).
Notice: Avoid damaging the lock ring. Use only J-45722 to prevent damage to the lock ring.
Notice: Do Not handle the fuel sender assembly by the fuel pipes. The amount of leverage generated by handling the fuel pipes could damage the
joints.
Important: Do NOT use impact tools. Significant force will be required to release the lock ring. The use of a hammer and screwdriver is
not recommended. Secure the fuel tank in order to prevent fuel tank rotation.
3. Use the J 45722 and a long breaker-bar in order to unlock the fuel sender lock ring. Turn the fuel sender lock ring in a counterclockwise direction.