C0300high severityChassis
Electronic Suspension Control Module
on 2010 Cadillac Escalade 6.2L V8 · 4WD
What this code means
General internal fault in the electronic suspension control module.
Symptoms
- Suspension warning light
- Ride quality degraded
- Vehicle riding at fixed height
- Service suspension message
Common causes
- Module internal failure
- Module power supply issue
- Software error
- CAN communication fault
Diagnostic steps
- Check module power and ground connections
- Scan for CAN communication codes
- Attempt module reset
- Check for software updates
- Inspect module connector
Repair notes
Replace electronic suspension control module. Program and calibrate after installation.
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Other Chassis codes on this vehicle
C0021
LF Wheel Speed Sensor Range/Performance
C0021
LF Wheel Speed Sensor Range/Performance
C0022
RF Wheel Speed Sensor Range/Performance
C0022
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C0023
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C0023
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C0024
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C0025
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C0025
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