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Home >> GMC >> 1991 >> Syclone V6-262 4.3L Turbo >> Repair and Diagnosis >> Maintenance >> Alignment >> Service and Repair >> Ride/Trim Height Measurement and Adjustment
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Ride/Trim Height Measurement and Adjustment



TRIM HEIGHT MEASUREMENTS

Measuring "Z" Height - 2WD Models:




Measuring "Z" Height - 4WD Models:




"Z" Height Adjustment - 4WD Models:




Measuring "D" Height:






PROCEDURE
1. Lift the front bumper of the vehicle up about 38 mm (1.5 inch). Let the vehicle settle. Do this three times. Measure "Z" dimension.
2. Push the front bumper down 38 mm (1.5 inch). Let the vehicle settle. Do this three times. Measure dimension.

NOTE: True height is the average of the high and low measurements.

3. Lift the rear bumper of the vehicle up about 38 mm (1.5 inch). Let the vehicle settle on its own. Do this three times. Measure "D" dimension.
4. Push the rear bumper of the vehicle down about 38 mm (1.5 inch). Let the vehicle rise on its own. Do this three times. Measure the "D" dimension.