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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 587 (Anti-Lock Brake System) >> Diagnostic Information And Procedures >> DTC C1275: Pcm Serial Data Malfunction >> 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 monitors various parameters and will not allow traction control operation if any parameter falls outside a specified range.