C0323moderate severityChassis
Ride Height Sensor Circuit Rear Right
on 2004 GMC Yukon 5.3L V8 Vortec · RWD
What this code means
Malfunction in the rear right ride height sensor.
Symptoms
- Suspension warning light
- Rear right corner low or high
- Uneven vehicle stance
- Auto-leveling fault
Common causes
- Sensor failure
- Linkage damage
- Wiring fault
- Connector corrosion from road salt
Diagnostic steps
- Read sensor value with scan tool
- Test sensor arm movement
- Inspect linkage connection
- Check wiring and connector
Repair notes
Replace ride height sensor or reconnect linkage.
Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0023
LR Wheel Speed Sensor Range/Performance
C0024
RR Wheel Speed Sensor Range/Performance
C0025
LF Wheel Speed Sensor Circuit Intermittent
C0026
RF Wheel Speed Sensor Circuit Intermittent
C0027
LR Wheel Speed Sensor Circuit Intermittent
C0028
RR Wheel Speed Sensor Circuit Intermittent
C0035
Left Front Wheel Speed Sensor Circuit
C0036
Left Front Wheel Speed Signal Erratic