Fault code lookup

GM fault codes

17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters

Search only GM codes

Shared-name brands using this data:

Codes 17,703

CodeDescriptionBrandsSystem
B245BTelematics Indicator 1 (Green) Circuit Open6Body
B245CTelematics Audio Output Circuit6Body
B245DNo description available6Body
B245ENo description available6Body
B245FNo description available6Body
B2460Temperature sensors 8HP9Body
B2461navigation ECU synchronous signal error9Body
B2462GPS signal error8Body
B2463navigation CD player - no disk11Body
B2464navigation CD player - decoding error10Body
B2465navigation CD player - data error10Body
B2466navigation VICS memory error11Body
B2467Portable phone fault11Body
B2468navigation display head (NDH) malfunction9Body
B2469Line Out Circuit Low Voltage9Body
B2470daytime running lamps fault11Body
B2471interior lamp fault10Body
B2472low beam fault10Body
B2473high beam fault8Body
B2474navigation display head (NDH) back lighting malfunction9Body
B2475navigation display head (NDH) auxiliary input malfunction9Body
B2476Cellular phone select service switch malfunction9Body
B2477If the DTC is still present13Body
B2478reverse lamp shorted to battery9Body
B2479Circuit du capteur d'impact8Body
B247ANo description available6Body
B247BNo description available6Body
B247CNo description available6Body
B247DNo description available6Body
B2480Impact detection sensor circuit low7Body
B2481Impact detection sensor circuit high7Body
B2482cellular phone select service switch range/performance8Body
B2483GPS signal circuit low7Body
B2484GPS signal circuit open9Body
B2485Bluetooth Antenna Circuit11Body
B2486Left Rear Seat Back Heater Sensor Circuit10Body
B2487Right Rear Seat Back Heater Sensor Circuit10Body
B248AWireless LAN Antenna7Body
B248CLeft Rear Seat Temperature Request Circuit6Body
B248DRight Rear Seat Temperature Request Circuit6Body
B248ELeft Rear Seat Heaters Common Circuit6Body
B248FRight Rear Seat Heaters Common Circuit6Body
B2490Left Rear Seat Cushion Heater Circuit10Body
B2491Right Rear Seat Cushion Heater Circuit11Body
B2492M166*1B, Y114, Y114*1B10Body
B2493Right Rear Seat Back Heater Circuit10Body
B2494Engine Torque not plausible10Body
B2495Replace Electronic Control Unit10Body
B2497Replace Electronic Control Unit8Body
B249839 = Warning light circuit failure10Body

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

OpenDTC - independent fault code reference