gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Exhaust Pipe Gasket|Service and Repair|Page 4729 > < Exhaust System|Service and Repair|Page 4724
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Exhaust Pipe Gasket: Service and Repair

Exhaust Seal Replacement 

Removal Procedure

1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Remove the engine shield bolts and shield, if necessary.

3. Remove the oil pan skid plate bolts and plate, if necessary.

4. If equipped with a 4.3L, 4.8L, or 5.3L engine, perform the following:

^

Remove the clip from around the engine harness and the oxygen sensor pigtail.

^

Disconnect the Connector Position Assurance (CPA) retainer.

^

Disconnect the forward oxygen sensor electrical connector.

Exhaust Pipe Gasket|Service and Repair|Page 4729 > < Exhaust System|Service and Repair|Page 4724