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Home >> Oldsmobile >> 1998 >> Cutlass Base >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Module >> Diagnostic Tests >> DTC U1040: EBCM Class 2 Serial Data State Of Health Fault >> Diagnostic Aids

Diagnostic Aids

When DTC U1040 is set, ABS and BRAKE indicators will be illuminated. If only history DTC U1040 is set, problem may be intermittent. Try to recreate fault by wiggling wiring and connectors while performing test.