Exhaust Y-Pipe - Stripped Chassis
Exhaust Y-pipe - Stripped ChassisExhaust System - Exploded View, Stripped Chassis (5-Speed Transmission) (Part 1):
Exhaust System - Exploded View, Stripped Chassis (5-Speed Transmission) (Part 2):
Removal and Installation
NOTE: Exhaust fasteners are of a prevailing torque design. Use only new fasteners with the same part number as the original. Torque values must be used as specified during reassembly to make sure of correct retention of exhaust components.
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Maintenance/Service and Repair.
2. Support the muffler and tailpipe assembly and catalytic converter with a safety stand.
3. Release the front muffler and tailpipe and (if equipped, the extension pipe) isolators.
4. Remove the 3 exhaust Y-pipe-to-catalytic converter nuts and discard. Remove the exhaust Y-pipe-to-catalytic converter support bracket.
^ To install, tighten the new nuts to 40 Nm (30 lb-ft).
5. Position the catalytic converter and muffler and tailpipe assembly rearward from the exhaust Y-pipe and discard the gasket.
6. Disconnect the heated oxygen sensors (HO2S) and the catalyst monitor sensors electrical connectors.
7. NOTE: LH shown, RH similar.
Remove the 2 LH and 1 RH heat shield-to-crossmember bolts.
^ To install, tighten to 10 Nm (89 lb-in).
8. Remove the 2 crossmember-to-rear transmission mount nuts.
^ To install, tighten to 95 Nm (70 lb-ft).
9. Support the rear of the transmission with a safety stand.
10. NOTE: RH shown, LH similar.
Remove the RH and LH transmission crossmember-to-frame nuts and bolts and remove the transmission crossmember.
^ To install, tighten to 81 Nm (60 lb-ft).
11. Remove the 4 exhaust Y-pipe-to-exhaust manifold nuts and discard. Remove the exhaust Y-pipe.
^ To install, tighten the new upper exhaust Y-pipe-to-exhaust manifold nuts to 40 Nm (30 lb-ft) then tighten the new lower exhaust Y-pipe-to-exhaust manifold nuts to 40 Nm (30 lb-ft).
12. To install, reverse the removal procedure.