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Chevrolet Impala V8-5.3L (2008)03 · Maintenance
03 · Maintenance

Alignment: Description and Operation (page 3 of 4)

Make
Chevrolet
Model
Impala
Engine
V8-5.3L
Year
2008
Section
Alignment
MaintenanceDescription and Operation · page 3 of 4
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Measuring D Height

4. 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.

5. Push the rear bumper downward to 38 mm (1.5 in).
6. Gently remove your hands.

Allow the vehicle to settle into position.

7. Repeat the jouncing operation 2 more times for a total of 3 times.
8. Measure the D height dimension.
9. The true D height dimension number is the average of the high and the low measurements. Refer to Trim Height Specifications  (See:

Specifications/Mechanical Specifications/Suspension/System Specifications/Trim Height Specifications) .

10. If these measurements are out of specifications, inspect for the following conditions:

*

Improper weight distribution

*

Collision damage

*

Worn or damaged suspension components

Measuring the P and R Dimension

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Parts & tools for this job For 2008 Chevrolet Impala 5.3L

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