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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Body & Frame >> Frames, Subframes & Crossmembers >> Frame And Underbody >> Repair Instructions >> Transmission Support Crossmember Replacement

Transmission Support Crossmember Replacement

Fig 1: View Of Transmission Support Crossmember
GM1557379Courtesy of GENERAL MOTORS CORP.
Transmission Support Crossmember Replacement

Callout Component Name
NOTE: Refer to Fastener Notice .
Fastener Tightening Specifications:  Refer to Fastener Tightening Specifications .

Preliminary Procedures

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the transfer case shield. Refer to Transfer Case Shield Replacement .
  3. Support the transmission with a transmission jack.
1 Transmission Mount Nut (Qty: 2)

Tighten:  57 N.m (42 lb ft)

2 Transmission Support Bolt (Qty: 4)

Tighten:  100 N.m (74 lb ft)

3 Transmission Support Nut (Qty: 4)

Tighten:  50 N.m (37 lb ft)

4 Transmission Support Bolt (Qty: 4)
5 Transmission Support