03-04 HUMMER H2 Rear Air Suspension Compressor Service Part Change - kw control ELC height inflate information level

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

The single rear air suspension compressor used on the 2003 and 2004 HUMMER H2 has been discontinued and is replaced with the dual air compressor used on the 2005 model. The dual compressor can be used to service the prior model vehicles. The Service Parts Catalog will direct you to order the new dual compressor, part no. 89060581 and indicates that you will also need inflator pipe #15117941 and intake and exhaust pipe assembly #15117942. Refer to the 2005 installation instructions contained is SI Document No. 1457105.

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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.

(2003-2004 HUMMER H2)

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