Front Differential Carrier End Play Check. Buick GL7 (Export) 2000

For 1990-2009 cars

#### Tools Required:

• | J 8001 Dial Indicator Set

• | J 25025-1 Dial Indicator Mounting Post

• | J 26958-10A Adapter Plug

• | J 28585 Snap Ring Remover

1. If the final drive assembly (700) has been removed it must be reinstalled.
2. Make sure that the thrust washer (714) and the bearing (715) are still on the differential carrier.
3. Install the case extension seal (8) onto the case extension (6).
4. Install the case extension assembly (6) onto the transmission case.
5. Install only two of the four case extension bolts (5).

Tighten
Do not torque the bolts. Tighten them only until the case extension is fully seated.

6. Position the transmission so that the case extension is facing upward.
7. Install J 25025-1 , J 26958-10A , and J 8001 .
8. Set the dial indicator to zero.

Notice: Use a piece of wood or rubber while prying with J 28585 or a large screwdriver, to prevent damage to VSS bore.

9. Use J 28585 or a large screwdriver in order to lift the differential carrier. Pry up on the vehicle speed sensor reluctor wheel through the sensor hole in the case extension.
10. Note the dial indicator reading before changing the carrier thrust washer (714).

• | If the dial indicator reading is less than 0.12 mm (0.005 in), install the next smaller size thrust washer, then recheck.

• | If the dial indicator reading is greater than 0.62 mm (0.025 in), install the next larger size thrust washer, then recheck.

• | If the dial indicator reading is 0.12-0.62 mm (0.005-0.025 in), the thrust washer is correct.

• | Refer to the Differential Carrier/Case Thrust Washer (714) Selection Guide in End Play Specifications .

11. Remove J 8001 , J 25025-1 and J 26958-10A .