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August 1, 2008 Service bulletin

Chevrolet service campaign: reduced heating and cooling-reprogram module

Chevrolet technical service bulletin CSP-08-266 for 2008 Chevrolet Impala.

Bulletin number
CSP-08-266
Component
Electrical system: software
Summary
Chevrolet service campaign: reduced heating and cooling-reprogram module. Certain 2008 chevrolet vehicles equipped with dual zone manual climate control (rpo cj3) may have software that does not allow the heating and air conditioning system to deliver maximum cold or maximum hot out put. Csc letter was received.

Owners of these vehicles have filed 221 complaints in the electrical category.

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