Chevrolet Sonic Repair Manual: Catalytic Converter

Secondary Air Injection System Description

The Secondary Air Injection System aids in the reduction of hydrocarbon exhaust emissions during a cold start. This occurs when the start-up engine coolant temperature (ECT) is between −10 t ...

Catalytic Converter Heat Shield Replacement (LUV)

Catalytic Converter Heat Shield Replacement Callout Component Name Warning: Refer to Exhaust Service Warning. ...

Other materials:

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handle is a loop. See Engine Compartment Overview  for the location of the engine oil dipstick. 1. I ...

Inflatable Restraint Module Handling and Scrapping
Special Tools EL-38826 SIR Deployment Harness EL-39401-B SIR Deployment Fixture For equivalent regional tools, refer to Special Tools. Live and Undeployed Air Bag Warning: Refer to SIR Inflator Module Handling and Storage Warning. Take special care when handling or s ...

Thrust Washer and Bearing Cleaning and Inspection
Warning: Wear safety glasses to avoid injury when using compressed air or any cleaning solvent. Bodily injury may occur if fumes are inhaled or if skin is exposed to chemicals. Caution: Do not allow the bearings to spin. Turn them slowly by hand. Spinning the beari ...