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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 138 (Supplemental Inflatable Restraint System) >> Diagnostic Tests >> DTC B1000: Internal SDM Malfunction >> Conditions For Setting DTC

Conditions For Setting DTC

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

DTC sets when SDM detects an internal write or check sum malfunction.