Extension Housing
Extension Housing
Extension Housing - Exploded View, Rear Wheel Drive (RWD)
Extension Housing - Exploded View, Four-Wheel Drive (4WD)
Removal
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.
2. Remove the drain plug and drain the transmission fluid.
3. NOTE: To maintain initial driveshaft balance, index-mark the driveshaft to the rear axle pinion flange so it can be installed in its original position.
Remove the rear driveshaft.
4. Remove the transfer case, if equipped. For additional information, refer to Transfer Case.
5. Using a suitable transmission jack, support the transmission.
- Secure the transmission with a strap.
6. Remove the 6 crossmember bolts.
7. Remove the 2 transmission mount nuts, then remove the crossmember.
8. Remove the transmission mount.
1. Remove the 2 bolts.
2. Reposition the exhaust mounting bracket.
9. NOTE: Rear Wheel Drive (RWD) shown, Four-Wheel Drive (4WD) similar.
Remove the 8 bolts and the extension housing.
Installation
1. NOTE: Install a 2 mm (0.07 in) bead of sealant on the extension housing mating surface.
Install the extension housing and the 8 bolts.
- Tighten to 39 Nm (29 lb-ft).
2. Install the transmission mount.
1. Position the exhaust bracket.
2. Install the 2 bolts.
- Tighten to 98 Nm (72 lb-ft).
3. Position the crossmember and install the 6 bolts and nuts.
- For Four-Wheel Drive (4WD), tighten to 63 Nm (46 lb-ft).
- For Rear Wheel Drive (RWD), tighten to 101 Nm (74 lb-ft).
4. Remove the transmission jack.
5. Install the 2 nuts.
- Tighten to 98 Nm (72 lb-ft).
6. Install the transfer case, if equipped. For additional information, refer to Transfer Case.
7. NOTE: To maintain initial driveshaft balance, align the index marks on the driveshaft and the rear axle pinion flange made during removal.
Install the rear driveshaft.
8. Install the drain plug.
- Tighten to 48 Nm (35 lb-ft).
9. Refill the transmission with the specified amount of transmission fluid.