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Home >> Hummer >> 2008 >> H3 Luxury, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 285 (Automatic Transmission - 4L60-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - On Vehicle >> Vent Hose Replacement (4WD 2.9L and 3.7L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Canyon and 2009 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    2. IMPORTANT: Make a note of the routing in order to aid during reassembly.
    Fig 1: View Of Transmission Vent Hose & Retainers
    GM1302098Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the transmission vent hose retainer (1, 6) from the following:
    • The heater pipe bracket (2)
    • The transmission range selector cable bracket (5)
  3. Disconnect the transmission vent hose (3) from the transmission vent tube (4).
  4. Remove the transmission vent hose (3).
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