GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

All of the Exhaust System Components to all of the Underbody Components (Minimum)

25 mm

1 in

All of the Heat Shields to the Underbody (Maximum)

15 mm

0.60 in

All of the Heat Shields to the Underbody (Minimum)

10 mm

0.40 in