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January 25, 2013 Service bulletin

Electrical system: software

Cadillac technical service bulletin PIP4276B for 2008 Cadillac CTS and 2008 Cadillac STS.

Bulletin number
PIP4276B
Component
Electrical system: software
Summary
This Preliminary Information communication provides information to the technician about vehicles that have Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Code P2534 set in the Transmission Control Module. Technician will need to update the Transmission Control Module updated calibration files using Tis-2-Web.

Owners of these vehicles have filed 47 complaints in the electrical category.

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