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Tahoe / Yukon Service Manual

Transmission Mount Replacement (2WD without F47)

Automatic Transmission - 10L80 MHS MQC | Repair Instructions - On Vehicle | Document ID: 5587027 Removal Procedure

  1. Raise and support the vehicle. Lifting and Jacking the Vehicle
  2. Support the transmission with a suitable jack.
Transmission Mount Replacement (2WD without F47) — figure 1
Transmission Mount Replacement (2WD without F47) — figure 1
  1. If equipped, remove the wiring harness (2) from the 3 wiring harness retainers (1) and reposition the wiring harness as necessary.
Transmission Mount Replacement (2WD without F47) — figure 2
Transmission Mount Replacement (2WD without F47) — figure 2
  1. Transmission Mount Nut (1) » Remove
  2. Transmission Support Crossmember Nut (3) » Remove [4x]
  3. Transmission Support Crossmember Bolt (2) » Remove [4x]
Transmission Mount Replacement (2WD without F47) — figure 3
Transmission Mount Replacement (2WD without F47) — figure 3
  1. Transmission Support Crossmember (1) » Remove
Transmission Mount Replacement (2WD without F47) — figure 4
Transmission Mount Replacement (2WD without F47) — figure 4

  1. Transmission Mount Bolt (1) » Remove [2x]

  2. Transmission Mount (2) » Remove Installation Procedure

  3. Transmission Mount (2) » Install

  4. If NEW threaded components are being installed, loosen the adhesive using a metal pick or similar tool before proceeding. If threaded components are reused, prepare the threaded components using the following steps: 2.1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth. 2.2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive. 2.3. Apply thread locking adhesive to the external threads of the components. Adhesives, Fluids, Lubricants, and Sealers 2.4. Ensure there are no gaps in the thread locking adhesive once applied to the component.

  1. Transmission Mount Bolt (1) » Install and tighten [2x] — Fastener Specifications

  2. Transmission Support Crossmember (1) » Install

  3. Transmission Support Crossmember Bolt (3) » Install [4x]

  4. Transmission Support Crossmember Nut (2) » Install and tighten [4x] — Fastener Specifications

  5. Transmission Mount Nut (1) » Install and tighten — Fastener Specifications

  6. If equipped, position the wiring harness (2) as necessary then install the harness into the 3 wiring harness retainers (1).

  7. Remove the transmission jack.

  8. Lower the vehicle.