DTC P1BBD Chevrolet
No Communication With SDM (Restraint Module)
No Communication With SDM (Restraint Module)
Description
SDM Class 2 circuit is open, shorted to ground or to B+SDM ignition power circuit has a high resistance conditionSDM main ground circuit(s) has a high resistance conditionSDM (module) may have failed and is pulling the circuit low
Video Guide
Diagnostic Info
- DTC Code: P1BBD
- Brand: Chevrolet