Exhaust Flexible Pipe Replacement

Fig 1: Identifying Exhaust Flexible Pipe

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the frame brace. Refer to Frame Brace Replacement . Remove the heated oxygen sensors. Refer to Heated Oxygen Sensor Replacement - Bank 1 Sensor 2 , and Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 .
1	Nut (Qty: 4) CAUTION: Refer to Fastener Caution . Tighten 28 N.m (21 lb ft)
2	Nut (Qty: 2) Tighten 50 N.m (37 lb ft)
3	Exhaust Flex Pipe Assembly Procedure Remove and discard the gaskets.