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June 1, 2015 Service bulletin

General motors: intermittent MIL/ses/ DTC P2138 with reduced engine power (repair instrument panel (ip) to...

GMC technical service bulletin SB-07-06-04-019A for 2005-2008 GMC Sierra 1500, 2007-2008 GMC Acadia and 2005-2008 GMC Yukon and others.

Bulletin number
SB-07-06-04-019A
Component
Electrical system: instrument cluster/panel
Summary
General motors: intermittent mil/ses/ dtc p2138 with reduced engine power (repair instrument panel (ip) to body harness connector). 2005-08 gm passengers cars/light duty trucks (incl. Saturns).

Owners of these vehicles have filed 3,319 complaints in the electrical category.

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