C0345
Active Roll Control Actuator Circuit Rear
2004-2007 Buick Rainier 4.2L I6
High SeverityChassisGeneric (SAE)
Description
Malfunction in the rear active roll control actuator.
Symptoms
- Rear body roll increased
- Warning light on
- Rear stability reduced in corners
Common Causes
- Rear actuator failure
- Wiring damage
- Mechanical binding
- Module output failure
Diagnostic Steps
- Test actuator resistance
- Command actuator with scan tool
- Inspect for binding
- Check wiring
Repair Notes
Replace rear active roll control actuator.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0026RF Wheel Speed Sensor Circuit Intermittent
- C0027LR Wheel Speed Sensor Circuit Intermittent
- C0028RR Wheel Speed Sensor Circuit Intermittent
- C0035Left Front Wheel Speed Sensor Circuit
- C0036Left Front Wheel Speed Signal Erratic
C0345 on Other Vehicles
Common Questions
What does code C0345 mean on a 2004-2007 Buick Rainier?
C0345 stands for "Active Roll Control Actuator Circuit Rear". Malfunction in the rear active roll control actuator.
What are the symptoms of C0345 on a Buick Rainier?
Common symptoms of C0345 include: Rear body roll increased, Warning light on, Rear stability reduced in corners.
What causes C0345 on a 2004-2007 Buick Rainier?
Common causes of C0345 include: Rear actuator failure, Wiring damage, Mechanical binding, Module output failure.