Chevrolet Cobalt Service & Repair Manual: Exhaust Muffler, Replace

Chevrolet Cobalt Service & Repair Manual / Exhaust / Exhaust Muffler, Replace

Warning: Exhaust system operates at high temperatures. Allow system to cool before servicing or burns or personal injury may result.
Caution: Do not use oil or grease-based lubricants on isolators. These lubricants may cause deterioration of rubber. This can lead to separation of isolator from exhaust hanger bracket during vehicle operation.
If equipped, do not excessively bend, twist or allow exhaust to hang from flexible pipe or damage to muffler and tailpipe may occur.
1. If equipped, remove muffler splash shield.
2. Support muffler and tailpipe with a suitable jack stand.
3. Remove muffler clamp or cut exhaust pipe before muffler, as required.
4. Remove exhaust/muffler isolators as required.
5. Remove muffler assembly from vehicle.
6. Reverse procedure to install. Inspect to see if exhaust system isolators are at zero load, if exhaust system isolators are not at zero load, re-align exhaust system.
    Catalytic Converter R&R
    1. Raise and support vehicle. 2. Remove wheel drive shaft heat shield. 3. Remove Heated Oxygen Sensor (HO2S). ...

    Exhaust System Complete, Replace
    Removal Warning: Approved safety glasses and gloves should be worn when performing this procedure to reduce the chance of personal injury. Caution: Do not over flex or ...

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