Chevrolet Cobalt Service & Repair Manual: Exhaust

Timing Chain, Replace

Caution: With the timing chain removed, avoid turning the camshaft or crankshaft. If movement is required, exercise extreme caution to avoid valve damage caused by piston contact. ...

Catalytic Converter R&R

1. Raise and support vehicle. 2. Remove wheel drive shaft heat shield. 3. Remove Heated Oxygen Sensor (HO2S). ...

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Chevrolet Cobalt Service & Repair Manual. Relearn Procedures
Keyless Entry Transmitter Or DIC Method 1. On models with standard ignition switch, place ignition switch in ON position. 2. On models with keyless ignition switch, place ignition switch in ACCY position. 3. ...