Chevrolet 4500 HD 2023 Manual page 135

134 Driving and Operating
Symptom
Uneven braking
Exhaust brake not working
Steering wheel hard to turn
Excessive play in the steering wheel
Poor steering wheel return
Cause
Unbalanced air pressure in
tires
Tire unevenly worn
Poor wheel alignment
The electrical system is faulty
Loaded too far forward
Power steering fluid level
too low
Insufficient air in front tires
Wheel studs and nuts loose
Unbalanced inflation pressure
in the tires
Unbalanced tires
Excessive steering wheel
free play
Poor lubrication in the steering
mechanisms
Poor wheel alignment
Corrective Action
Adjust to proper air pressure
Replace tire
Load properly
Add fluid
Adjust to proper inflation
pressure
Tighten to the specified torque
Adjust to proper inflation
pressure
Lubricate the mechanism
Reference
See Wheels and Tires
0 284
See Wheels and Tires
0 284
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See Power Steering
Fluid 0 257
See Wheels and Tires
0 284
See Wheels and Tires
0 284
See Wheels and Tires
0 284
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