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:

Exhaust Manifold Heat Shield Installation
Install the exhaust manifold heat shield (2). Caution: Refer to Fastener Caution. Install the 3 exhaust manifold heat shield bolts (1) and the washers and tighten to  8 Y (71 lb in). ...

Timing Belt Installation
Special Tools EN-6333 Locking Pin EN-6340 Locking Tool For equivalent regional tools, refer to Special Tools. Note: The timing belt drive gear and oil pump housing must align. Turn the crankshaft in the direction of engine rotation, by the crankshaft balancer bolt ...

Secondary Air Injection Pump Replacement
Secondary Air Injection Pump Replacement Callout Component Name 1 Secondary Air Injection Pump Inlet Pipe Note: Squeeze the retainer on opposite sides to release. 2 Secondary ...