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U2108 on the 2004 Saturn Vue

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name U2108
0508470032005-12-06. Service bulletin. SVS WRENCH LAMP ILLUMINATED WITH DTC B1372 SET AND DTCS U2105, U2106, AND/OR U2108 ALSO SET (ACTIVE OR IN HISTORY). *TT
0406040612004-10-06. Service bulletin. CRANK/NO START/EXTENDED CRANK (3 SECONDS OR GREATER) PRIOR TO VEHICLE START, DELAY INTO REVERSE, INOPERATIVE/INTERMITTENT OPERATION OF COMPONENTS AND/OR DIAGNOSTICS TROUBLE CODES (DTC) P0621, P0300-P0306, P0571, P0112, P0629, P0693, U2105, U2108, U1088, AND U1096 IN ELECTRONIC CONTROL UNIT (ECU). *TT

2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.