← Look into the faults of the GMC Yukon XL
Trouble code
B1001: possible causes and documented repairs — 2000–2006 GMC Yukon XL
No record of the 2000–2006 GMC Yukon XL states trouble code B1001. What follows is what the technical documents say. The technical documents say how to deal with 1 of its possible causes. They are listed by the number of matching records, most first.
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Causes the technical documents say how to deal with (1)
Air bag (SIR) lamp on with DTC B1001 after BCM or SDM replacement
No matching record (stated by the technical documents)
The SIR lamp stays on steady after an SDM or BCM has been replaced, with DTC B1001 current in the SDM.
The SDM compares the restraints ID stored in the SDM to the restraints ID stored in the BCM.
How to tell
- B1001
- Air bag light
What to do
- A replaced SDM or BCM must learn the restraints ID.
- On some vehicles a calibration may need to be selected after choosing "Vehicle Theft Deterrent - Learn"; select the one labeled "Vehicle Theft Deterrent for Passlock sensor".
- A replaced SDM or BCM must learn the restraints ID, which requires performing a 10 minute V.T.D. "Vehicle Theft Deterrent - Learn" with the Tech 2.
Related symptoms, trouble codes and warning displays
What the technical documents state together with the faults above.
- Warning display
- Air bag light
Put together by FaultCrate from public records and technical documents. The cause and the repair are for the workshop to decide with the vehicle in front of it. Counts are records, not failure rates.

