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January 1, 2004 Service bulletin

Rear window defogger - broken heating grid detection method

Hummer technical service bulletin 040848001 for 2003-2004 Hummer H2.

Bulletin number
040848001
Component
Visibility: defroster/defogger/HVAC system: rear window
Summary
Rear window defogger - broken heating grid detection method. 2004 and prior passenger cars and light duty trucks. Tt updated eh

Owners of these vehicles have filed 65 complaints in the visibility category.

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