Diesel Data: Automotive Repair
Home >> Chevy Truck >> 2013 >> Suburban 2WD V8-6.0L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Exhaust System >> Seals and Gaskets >> Exhaust Pipe Gasket >> Service and Repair >> Exhaust Seal Replacement (L96)

Exhaust Seal Replacement (L96)




Exhaust Seal Replacement (L96)

Removal Procedure

Warning:
Refer to Protective Goggles and Glove Warning Protective Goggles and Glove Warning.


Warning:
Refer to Exhaust Service Warning Service Precautions.


1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.

2. Remove the oil pan skid plate , if equipped. Refer to Oil Pan Skid Plate Replacement (1500 with RPO NZZ) Oil Pan Skid Plate Replacement (2500/3500 with RPO NZZ) .





3. Disconnect the heated oxygen (HO2S) sensors harness connectors. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 Service and Repair , Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 Service and Repair , Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 Service and Repair and Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 Service and Repair.





4. Remove the catalytic converter pipe to the exhaust manifold nuts (1).

5. Remove the exhaust seals (2 and 3) and discard.

Installation Procedure





1. Install NEW exhaust manifold seals (2 and 3).

2. Install the catalytic converter pipe to the exhaust manifolds.

Caution:
Refer to Fastener Caution Fastener Caution.

3. Install the catalytic converter pipe to exhaust manifold nuts (1) and tighten to 50 Nm (37 lb ft).

4. Install the transmission crossmember. Refer to Transmission Support Crossmember Replacement (4WD 2500 Series) Transmission Support Crossmember Replacement (4WD 1500 Series) Transmission Support Crossmember Replacement (2WD 2500 Series) Transmission Support Crossmember Replacement (2WD 1500 Series) .





5. Connect the heated oxygen (HO2S) sensors harness connectors. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 1 Service and Repair , Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 Service and Repair , Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 Service and Repair and Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 Service and Repair.

6. Install the oil pan skid plate if equipped. Refer to Oil Pan Skid Plate Replacement (1500 with RPO NZZ) Oil Pan Skid Plate Replacement (2500/3500 with RPO NZZ) .

7. Lower the vehicle.

8. Inspect for exhaust leaks.

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