DTC B1071 Internal SDM Failure. Chevrolet Tracker

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2000 🢒 Tracker - 2WD 🢒 DTC 🢒 DTC B1071 Internal SDM Failure

DTC B1071 is an indication of a potential internal inflatable restraint Sensing and Diagnostic Module (SDM) malfunction.

An internal malfunction has occurred in the SDM or an AIR BAG deployment has been commanded.

•	The SDM sets a diagnostic trouble code.

•	The SDM attempts to turn on the AIR BAG warning indicator.

This DTC cannot be cleared.

DTC B1071 indicates a malfunction within the SDM. Replace the SDM if DTC B1071 sets, current or history.

Step	Action	Value(s)	Yes	No
1	Was the SIR Diagnostic System Check performed?	--	Go to Step 2	Go to SIR Diagnostic System Check
2	Turn the ignition switch to the LOCK position. Replace the inflatable restraint Sensing and Diagnostic Module (SDM). Refer to Inflatable Restraint Sensing and Diagnostic Module Replacement . Did you replace the SDM?	--	Go to SIR Diagnostic System Check	--

Step

Action

Value(s)

Yes

Was the SIR Diagnostic System Check performed?

Turn the ignition switch to the LOCK position.
Replace the inflatable restraint Sensing and Diagnostic Module (SDM). Refer to Inflatable Restraint Sensing and Diagnostic Module Replacement .

Did you replace the SDM?