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Home >> Buick >> 2017 >> Envision Base >> Repair and Diagnosis >> Steering >> Power Steering System >> Diagnostic Information and Procedures >> Steering Wheel Surges/Jerks While Turning

Steering Wheel Surges/Jerks While Turning

Step Action Yes No
1 Did you review the Power Steering System Description and Operation and perform the necessary inspections? Go to Step 2  Go to Symptoms - Power Steering System 
2 Verify that the steering wheel surges or jerks while turning.
Does the steering wheel surge or jerk while turning?
Go to Step 3  System OK
3 Inspect the front suspension for worn or binding components.
Did you find and correct the condition?
Go to Step 15  Go to Step 4 
4
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Inspect the steering linkage outer tie rods for wear or a binding condition.
Is the steering linkage outer tie rod/s worn or binding?
Go to Step 10  Go to Step 5 
5 Inspect the intermediate steering shaft for wear or a binding condition.
Is the intermediate steering shaft worn or binding?
Go to Step 11  Go to Step 6 
6 Inspect the steering gear for wear or a binding condition.
Is the steering gear worn or binding?
Go to Step 12  Go to Step 7 
7 Inspect the steering column for wear or a binding condition.
Is the steering column worn or binding?
Go to Step 13  Go to Step 8 
8 Inspect the power steering assist motor for an indication of excessive heat.
Does the power steering assist motor appear to be overheated?
Go to Step 9  Go to Step 14 
9
NOTE:

Do not perform excessive parking lot maneuvers during testing. Excessive parking lot maneuvers can cause the power steering motor to heat up.

Allow the power steering motor to cool and retest the system.Did you correct the condition?
Go to Step 15  Go to Step 14 
10 Replace the steering linkage outer tie rod/s. Refer to Steering Linkage Outer Tie Rod Replacement .
Did you complete the repair?
Go to Step 15  -
11 Replace the intermediate steering shaft. Refer to Intermediate Steering Shaft Replacement .
Did you complete the repair?
Go to Step 15  -
12 Replace the steering gear. Refer to Electric Dual Pinion Rack and Pinion Steering Gear Replacement (LTG With AWD) Electric Dual Pinion Rack and Pinion Steering Gear Replacement (LCV With AWD) Electric Dual Pinion Rack and Pinion Steering Gear Replacement (LCV With FWD) .
Did you complete the repair?
Go to Step 15  -
13 Replace the steering column. Refer to Steering Column Replacement .
Did you complete the repair?
Go to Step 15  -
14 Replace the steering gear. Refer to Electric Dual Pinion Rack and Pinion Steering Gear Replacement (LTG With AWD) Electric Dual Pinion Rack and Pinion Steering Gear Replacement (LCV With AWD) Electric Dual Pinion Rack and Pinion Steering Gear Replacement (LCV With FWD) .
Did you complete the repair?
Go to Step 15  -
15 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3