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Service VME - 03 - 05 Hummer H2 Propane or Natural Gas Type Odor from Vehicle - kw axle body differential fluid information lubrication rear vent

Subject:Service VME - 03 - 05 Hummer H2 Propane Or Natural Gas Type Odor from Vehicle

Models:.



The following diagnosis might be helpful if the vehicle exhibits the symptom described in the PI.

SERVICE VME

Should a customer indicate that they detect a propane type odor in the vehicle, one possible cause could be a sealer skip in the rear wheel house area that could let the rear axle vent vapors find their way into the passenger compartment. Remove the rear wheelhouse liners and reseal all seams, particularly a cavity in the front upper outboard area under the fender flange.

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Please follow this diagnosis process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed. If these steps do not resolve the condition, please contact GM TAC for further diagnostic assistance.

Models:

(2003-2005 HUMMER H2)

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