Vehicle Leads/Pulls
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Step | Action | Yes | No |
|---|---|---|---|
| DEFINITION: At a constant highway speed on a typical straight road, lead/pull is the amount of effort required at the steering wheel to maintain the vehicle straight path. | |||
| 1 | Did you review the Suspension General Diagnosis Symptoms and perform the visual/physical inspections? | Go to Step 2 | Go to Symptoms - Suspension General Diagnosis |
| 2 | Road test the vehicle to verify the complaint. Does the vehicle operate normally? |
System OK | Go to Step 3 |
| 3 | Inspect the tire/wheel assemblies for the following:
Did you find and correct the condition? |
Go to Step 9 | Go to Step 4 |
| 4 | Perform the Radial Tire Lead/Pull Correction
. Did you find and correct the condition? |
Go to Step 9 | Go to Step 5 |
| 5 | Inspect and correct/adjust the suspension and steering systems for the following:
Did you find and correct the condition? |
Go to Step 9 | Go to Step 6 |
| 6 | Inspect the brake system for brake drag. With the vehicle suspended on a hoist, brake drag can be identified by rotating each wheel several times and observing whether more force is needed to rotate the left wheel or the right wheel. Brakes Drag Did you find and correct the condition? |
Go to Step 9 | Go to Step 7 |
| 7 | Inspect the wheel alignment and adjust as necessary. Wheel Alignment Measurement Did you correct the condition? |
Go to Step 9 | Go to Step 8 |
| 8 | Inspect the steering gear for unequal effort. The vehicle must be suspended on a hoist, the engine running, and the transmission in park or neutral. Grasp the tire assembly and manually simulate a turn from the left of center and the right of center observing whether more force is needed to turn to the left or to the right. Steering Effort Hard in One or Both Directions Did you find and correct the condition? |
System OK | Go to Step 3 |
| 9 | Operate the vehicle to verify the repair. Did you correct the condition? |
System OK | Go to Step 3 |