GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2009
🢒
Envoy - 4WD
🢒
Engine
🢒
Engine Controls and Fuel - 4.2L
🢒 Transmission Mount Replacement
Transmission Mount Replacement 4.2L
Removal Procedure
Raise the vehicle. Refer to
Lifting and Jacking the Vehicle
.
Support the transmission with a suitable jack.
Remove the nuts securing the transmission mount to the transmission support.
Remove the transmission support from the vehicle. Refer to
Transmission Support Replacement
.
Remove the transmission mount bolts (1, 2).
Remove the transmission mount to the exhaust hanger mounting bolt.
Separate the transmission mount from the exhaust hanger.
Remove the transmission mount.
Installation Procedure
Install the transmission mount to the exhaust hanger bracket.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the bolt that secures the transmission mount to the exhaust hanger bracket and tighten to
30 N·m (22 lb ft)
.
Install the transmission mount.
Install the bolts (1, 2) securing the transmission mount to the transmission and tighten to
65 N·m (48 lb ft)
.
Install the transmission support to the vehicle. Refer to
Transmission Support Replacement
.
Remove the transmission jack.
Install the nuts securing the transmission mount to the transmission support and tighten to
46 N·m (35 lb ft)
.
Lower the vehicle.
Transmission Mount Replacement 5.3L
Removal Procedure
Raise the vehicle. Refer to
Lifting and Jacking the Vehicle
.
Support the transmission with a suitable jack.
Remove the nuts securing the transmission mount to the transmission support.
Remove the transmission support from the vehicle. Refer to
Transmission Support Replacement
.
Remove the transmission mount bolts (1, 2).
Remove the transmission mount from the vehicle.
Installation Procedure
Install the transmission mount.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the bolts (1, 2) securing the transmission mount to the transmission and tighten to
65 N·m (48 lb ft)
.
Install the transmission support to the vehicle. Refer to
Transmission Support Replacement
.
Remove the transmission jack.
Install the nuts securing the transmission mount to the transmission support and tighten to
46 N·m (35 lb ft)
.
Lower the vehicle.