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:

Door Lock and Ignition Lock Folding Key Blade Removal and Installation
Special Tools BO-51098 Flip Key Blade Fixture For equivalent region tools, refer to Special Tools. Caution: Failure to properly support the Remote Keyless Entry (RKE) transmitter assembly while replacing the key blade may cause internal damage to the transmitter assembly. ...

Tire and Wheel Balancing (Balancing/Wheel Weights)
Use 3M wheel weights, refer to Adhesives, Fluids, Lubricants, and Sealers for application. Surface of the wheel must be clean and dry. All tire and wheel assemblies are to be checked for static tolerance of 2 grams and not more than 20 grams per plane, using cut-to-length weight produc ...

Heating and Air Conditioning System Description and Operation
Engine Coolant Engine coolant is the key element of the heating system. The engine thermostat controls the normal engine operating coolant temperature. Coolant pumped out of the engine enters the heater core through the inlet heater hose. The air flowing through the HVAC module abs ...