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March 1, 2008 Service bulletin

Intermittent MIL/ses, dtc's P2120, P2122, P2123, P2125, P2127, P2128, P2138 with reduced engine power

Chevrolet technical service bulletin 08-06-04-012 for 2007 Chevrolet Tahoe, 2007 GMC Yukon and 2007 Cadillac Escalade and others.

Bulletin number
08-06-04-012
Component
Engine and engine cooling: engine
Summary
Ei08047 - intermittent mil/ses, dtc's p2120, p2122, p2123, p2125, p2127, p2128, p2138 with reduced engine power. Nj

Owners of these vehicles have filed 188 complaints in the engine category.

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