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

1.0 in

All of the Heat Shields to the Underbody (Maximum)

15 mm

.60 in

All of the Heat Shields to the Underbody (Minimum)

10 mm

.40 in