GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Montana Ext. 🢒 Body and Accessories 🢒 Stationary Windows 🢒 Rear Window Defogger Relay Replacement

Removal Procedure
  1. Remove the right side instrument panel insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Right Side in Instrument Panel, Gauges and Console.

    2. Object Number: 315291 Size: SH
  2. Remove the rear window defogger timer/relay from the relay block.

Installation Procedure

    Object Number: 315291 Size: SH
  1. Install the rear window defogger timer/relay into the relay block.
  2. Install the right side instrument panel insulator panel. Refer to Instrument Panel Insulator Panel Replacement - Right Side in Instrument Panel, Gauges and Console.