B0092moderate severityBody
Headlight Circuit
on 2005 Cadillac DeVille 4.6L V8 Northstar · FWD
What this code means
Malfunction in the headlight circuit.
Symptoms
- Headlight not working
- Dim headlight
- Headlight flickering
Common causes
- Burnt out bulb
- Wiring issue
- Switch failure
- Relay fault
- Corroded socket
Diagnostic steps
- Check bulb
- Test circuit voltage
- Check switch
- Test relay
- Inspect socket
Repair notes
Replace bulb. If issue persists, check wiring and relay.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0006
Passenger Knee Airbag Deployment Circuit
B0007
Rear Left Side Airbag Deployment Circuit
B0008
Rear Right Side Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment
B0011
Driver Side Airbag Deployment Circuit Open