D Height Measurement
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
The D height dimension measurement determines the proper rear end ride height. There is no adjustment procedure. Repair may require replacement of suspension components.
- With the vehicle on a flat surface, lift upward on the rear bumper 38 mm (1.5 in).
- Gently remove your hands.
Allow the vehicle to settle into position.
- Repeat the jouncing operation 2 more times for a total of 3 times.
- The D height is measured from a point 30 mm (1.1 in) outboard of the rear brake hose bracket bolt centerline to the bolt centerline of the trailing arm to the knuckle attachment.
- Push the rear bumper downward to 38 mm (1.5 in).
- Gently remove your hands.
Allow the vehicle to settle into position.
- Repeat the jouncing operation 2 more times for a total of 3 times.
- Measure the D height dimension.
- The true D height dimension number is the average of the high and the low measurements.
Refer to Trim Height Specifications .
- If these measurements are out of specifications, inspect for the following conditions:
- Improper weight distribution
- Collision damage
- Worn or damaged suspension components