Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

D Height Measurement

Measure the D height using the following procedure:





1. Lift the rear bumper of the vehicle up around 38 mm (1.5 inch).
2. Gently remove your hands. Let the vehicle settle by itself.
3. Repeat the jounce operation two more times for a total of three times.
4. Measure the D dimension.
5. Push the front bumper of the vehicle down about 38 mm (1.5 inch).
6. Gently remove your hands. Let the vehicle rise by itself.
7. Repeat the jounce operation two more times for a total of three times.

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

8. Measure the D dimension.
9. Find the average of the high and low measurements. This is the true D dimension.