Home Tips & Tricks Shudder On Acceleration/Deceleration ’05 Lincoln Aviator

Shudder On Acceleration/Deceleration ’05 Lincoln Aviator

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Download 4 Wheel Drive/All Wheel Drive – With Control Trac – Shudder On Acceleration/Deceleration Or Binding On Slow Turns SERVICE PROCEDURE 1. Review the tire label for correct tire size and tire inflation pressures located at the B-Pillar of the driver’s door. 2. If the tire size does not match the label, this procedure does not apply, follow normal Workshop Manual (WSM) diagnostics. 3. If the tire size is correct, ensure tire pressures are within specifications. 4. Raise the vehicle on the hoist, refer to Workshop Manual, Section 100-02. 5. Disconnect all wiring going to the transfer case and road test. 6. Is the shudder/binding present? a. If the shudder/binding is still present, do not contine with this procedure, continue with WSM normal diagnostic for 4X4. b. If the shudder/binding is gone, proceed to Step 7. 7. Raise the vehicle on the hoist and reconnect all the wiring previously disconnected. 8. Using a tailor’s tape or flexible measuring tape and measure the circumference of all four (4) tires and record the measurements. (Figure 1) 9. Calculate the average of the circumference of the two (2) front tires and calculate the average of the circumference of the two (2) rear tires. (Figure 2)