Operation CHARM: Car repair manuals for everyone.

Reverse (REV) - 2

Press and hold the REV button in order to return rapidly to a favorite passage. This is an audible search at a high rate of speed.
Release REV in order to resume play at a normal speed.

UNO/ULO: For a description of the RPO Code(s) shown in this article, refer to the RPO Code List found at Vehicle/Application and ID RPO Codes