Chevrolet Sonic Repair Manual: Pressure Regulator/Relief Valve

Oil Pump Replacement

Removal Procedure Remove the engine front cover. Refer to Engine Front Cover with Oil Pump Replacement. Remove the 8 oil pump cover bolts (1). Remove t ...

Oil Pressure Relief Valve Replacement

Removal Procedure Remove the oil pan. Refer to Oil Pan Replacement. Remove the oil pressure relief valve closure bolt (1). Remove the oil pressure relief valve a ...

Other materials:

Immobilizer Operation
This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the key is removed from the ignition. The system is automatically disarmed when the vehicle is started with the correct key. The key uses a ...

California Fuel Requirements
If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California specifications. See the underhood emission control label. If this fuel is not available in states adopting California Emissions Standards, the vehicle will operate satisf ...

Brake Pipe and Hose Inspection
Warning: Refer to Brake Fluid Irritant Warning. Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution. Visually inspect all of the brake pipes for the following conditions: Kinks, incorrect routing, missing or damaged retainers Leaking fittin ...