Tail Light Circuit Malfunction
2005-2005 Chevrolet Impala 3.4L V6
The 2005 Chevrolet Impala is equipped with a 3.4L V6 engine. Below you'll find detailed b0094 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the tail light circuit. One or both tail lights are not operating correctly.
Symptoms
- Tail light not working
- Tail light flickering
- Fuse blowing repeatedly
- Other drivers flashing headlights at you
Common Causes
- Burnt out tail light bulb
- Corroded bulb socket
- Wiring damage in trunk/hatch area
- Faulty body control module output
- Ground circuit failure
Diagnostic Steps
- Check tail light bulbs
- Inspect bulb socket for corrosion
- Test circuit voltage at socket
- Check ground wire
- Test BCM output for tail light circuit
Repair Notes
Replace bulb and clean socket. Repair ground circuit if corroded.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0094 on Other Vehicles
Chevrolet Astro
1996-1996 4.3L V6 Vortec
Chevrolet Astro
1997-1997 4.3L V6 Vortec
Chevrolet Astro
1998-1998 4.3L V6 Vortec
Chevrolet Astro
1999-1999 4.3L V6 Vortec
Chevrolet Astro
2000-2000 4.3L V6 Vortec
Chevrolet Astro
2001-2001 4.3L V6 Vortec
Chevrolet Astro
2002-2002 4.3L V6 Vortec
Chevrolet Astro
2003-2003 4.3L V6 Vortec
Common Questions
What does code B0094 mean on a 2005-2005 Chevrolet Impala?
B0094 stands for "Tail Light Circuit Malfunction". Malfunction in the tail light circuit. One or both tail lights are not operating correctly.
What are the symptoms of B0094 on a Chevrolet Impala?
Common symptoms of B0094 include: Tail light not working, Tail light flickering, Fuse blowing repeatedly, Other drivers flashing headlights at you.
What causes B0094 on a 2005-2005 Chevrolet Impala?
Common causes of B0094 include: Burnt out tail light bulb, Corroded bulb socket, Wiring damage in trunk/hatch area, Faulty body control module output, Ground circuit failure.
Last updated: March 2026
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