Chevrolet Sonic Repair Manual: Oil Sump/Pan

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 ...

Oil Pan Cleaning and Inspection

Warning: Wear safety glasses when using compressed air in order to prevent eye injury. Caution: To ensure proper engine lubrication, clean clogged or contaminated oil ga ...

Other materials:

Starter Switch Check
Warning When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough room around the vehicle. 2. Apply both the parking brake and the regular brake. Do not use the accelerator p ...

Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination of fuses, circuit breakers, and fusible thermal links. This greatly reduces the chance of fires caused by electrical problems. Look at the silver-colored band inside the fuse. If the band is broken or melted, ...

Electronic Park Lock Description and Operation
If the vehicle is equipped with automatic transmission and a floor mounted console gear shift, it has an electronic park lock system (EPL). The EPL system purpose is to prevent the ignition key from being turned to the OFF position when the transmission is in any position other than PARK and t ...