Diagnostic Trouble Codes. GMC Truck Safari

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 1999 🢒 Safari - 2WD 🢒 Driveline/Axle 🢒 Transfer Case 🢒 Diagnostic Trouble Codes

Symptom/DTC	Diagnostic Table
DTC B0768	DTC B0768 Service Indicator Circuit High
DTC C0300	DTC C0300 Rear Speed Sensor Malfunction
DTC C0305	DTC C0305 Front Speed Sensor Malfunction
DTC C0308	DTC C0308 Motor A/B Circuit Low
DTC C0309	DTC C0309 Motor A/B Circuit High
DTC C0310	DTC C0310 Motor A/B Circuit Open
DTC C0315	DTC C0315 Motor Ground Circuit Open
DTC C0374	DTC C0374 General System Malfunction
DTC C0376	DTC C0376 Front/Rear Shaft Speed Mismatch
DTC C0550	DTC C0550 ECU Malfunction
DTC C0611	DTC C0611 VIN Information Error
U-Code DTC	Refer to the applicable table in Data Link Connector (DLC) in Electrical Diagnosis