Lost Communication with Lateral Acceleration Sensor Module
2001-2001 Cadillac DeVille 4.6L V8 Northstar
The 2001 Cadillac DeVille is equipped with a 4.6L V8 engine. Below you'll find detailed u0124 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Cannot communicate with the lateral G-force sensor module.
Symptoms
- Stability control disabled
- ESC warning light
- Rollover protection limited
Common Causes
- Lateral acceleration sensor failure
- CAN bus wiring
- Module power loss
- Sensor damage
Diagnostic Steps
- Check sensor fuse
- Test power and ground
- Check CAN wiring
- Inspect sensor mounting
- Test sensor output with scan tool
Repair Notes
Lateral acceleration sensor is part of stability control system. Check mounting and wiring.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U0124 on Other Vehicles
Common Questions
What does code U0124 mean on a 2001-2001 Cadillac DeVille?
U0124 stands for "Lost Communication with Lateral Acceleration Sensor Module". Cannot communicate with the lateral G-force sensor module.
What are the symptoms of U0124 on a Cadillac DeVille?
Common symptoms of U0124 include: Stability control disabled, ESC warning light, Rollover protection limited.
What causes U0124 on a 2001-2001 Cadillac DeVille?
Common causes of U0124 include: Lateral acceleration sensor failure, CAN bus wiring, Module power loss, Sensor damage.
Last updated: March 2026