Special Tools Required
Install the mainshaft bearing (A), the countershaft bearing (B), the secondary shaft bearing (C), and the idler gear shaft bearing (D) in the transmission housing in the direction shown.

Expand each snap ring with the snap ring pliers, and install the bearing part-way into the housing.
Release the pliers, then push the bearing down into the housing until the snap ring snaps in place around it.
After installing the bearings verify that the snap rings (A) are seated in the bearing and housing grooves, and that the ring end gaps (B) are:
0 - 7 mm (0 - 0.28 in ) for all of the snap rings except the secondary shaft bearing on '12 - 13 models.
0 - 9 mm (0 - 0.35 in) for the secondary shaft bearing on '12 - 13 models.

Install the idler gear shaft (A) in the idler gear shaft bearing.

Install the cotters (B) and cotter retainer (C), and secure the idler gear shaft with the snap ring (D).
Rear Seat Cushion Leg Replacement
NOTE:
Take care not to tear or damage the seat covers.
Put on gloves to protect your hands.
Take care not to kink the cable.
The left rear seat cushion is shown, the rig ...
Secondary HO2S Replacement
Special Tools Required
O2 Sensor Wrench Snap-on S6176 or equivalent, commercially available
Disconnect the secondary HO2S connector (A).
Raise the vehicle on a lift.
...
Tailgate Dynamic Damper Replacement
NOTE:
Put on gloves to protect your hands.
Take care not to scratch the tailgate or the related parts.
Remove the tailgate lower trim panal.
Remove the bolts, ...