Inspection and Verification
Driveline System
Inspection and Verification
1. Verify the customer concern.
2. Visually inspect for obvious signs of mechanical damage.
Visual Inspection Chart
3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the cause is not visually evident, verify the symptom and GO to Symptom Chart - NVH. Symptom Chart - NVH
Driveshaft Center U-Joint and CV Joint Inspection
With the vehicle in NEUTRAL, position it on a hoist. Refer to Jacking and Lifting Service and Repair. Rotate the driveshaft by hand. Check for rough operation or seizure of the U-joints or CV joints. Install a new driveshaft if it shows signs of seizure, excessive wear or incorrect seating. Refer to Driveshaft Removal and Replacement.
Driveshaft Center Bearing
With the vehicle in NEUTRAL, position it on a hoist. Refer to Jacking and Lifting Service and Repair. Rotate the driveshaft by hand. If the bearings show signs of roughness or are noisy, install a new driveshaft assembly. Refer to Driveshaft Removal and Replacement.