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:

Special Tools
Illustration Tool Number/Description CH-41013 J 41013 Rotor Resurfacing Kit CH-42450-A J 42450-A Wheel Hub Resurfacing Kit CH-45101 J  ...

Generator Pulley Replacement (LUV)
Generator Pulley Replacement Callout Component Name Preliminary Procedure Remove the generator. Refer to Generator Replacement. 1 Generator Pulley Nut Cap 2 Generator Pul ...

Drive Range, Sixth Gear (Gen 1)
As vehicle speed increases, the transmission control module (TCM) processes input signals from the automatic transmission input and output speed sensors, the throttle position sensor and other vehicle sensors to determine the precise moment to command ON the normally-low 26 pressure control so ...