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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 266 (Cruise Control System) >> Diagnostic Information and Procedures >> DTC P1554: Incorrect Cruise Engage Signal >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The PCM inhibits cruise control operation when certain conditions are directed. The PCM provides a ground for the cruise control inhibit signal circuit in order to disengage the cruise control operation.

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