GM Service Manual Online
For 1990-2009 cars only

3-Dimensional Method

Measure the following dimensions before you begin structural repairs:

    • Length
    • Height
    • Width

Measure multiple points of the above dimensions. Use the correct repair equipment in order to make the measurements.

Measure 2/3 of the vehicle body in order to obtain accurate comparisons to the vehicle structure.

Universal measuring systems combine the equipment and techniques used to make underbody and upper body 3-dimensional measurements. The universal system provides accurate measurements of the following dimensions at the same time:

    • Length
    • Height
    • Width