Chevrolet Sonic Repair Manual: Engine Control

Internal Combustion Powertrain Control

General

Other materials:

Rail Dust Damage Repair
Warning: Refer to Eye Protection Warning. Note: If rail dust has penetrated into the basecoat, the panel requires refinishing. Ensure all the rail dust has been removed prior to refinishing or the rust spots will return. Rail dust damage comes from the tiny iron particles produce ...

Catalytic Converter Replacement (LUV)
Removal Procedure Warning: Refer to Exhaust Service Warning. Warning: Refer to Protective Goggles and Glove Warning. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement. Remove the catalytic converter heated oxygen senso ...

Throttle Body Assembly Installation
Install a NEW throttle body seal. Install the throttle body (1). Caution: Refer to Fastener Caution. Install the 4 throttle body bolts (2) and tighten to  8 Y (71 lb in). ...