Installation Procedure for Standard HVAC Controller with 3rd Mounting Boss

The purpose of this bulletin is to provide an installation procedure for HVAC controllers with the added 3rd mounting boss. The mounting boss is located on the lower edge of the controller. When installing a HVAC controller with the 3rd mounting boss, it will be necessary to drill a hole in the radio bezel attachment opening. Refer to service procedure in this bulletin.

1. Remove HVAC controller. Refer to "HVAC Controller and Temperature Cable" removal procedure in the 2000/2001 L-Series HVAC Service Manual.
2. Locate the lower right slot attachment opening.



3. Measure 12 mm (7/16 in.) from the left edge of the opening and make a vertical line.
4. Along that line, measure down from the edge of the instrument panel opening 10 mm (3/8 in.) and make a mark on that line.
5. At the intersection of the two marks made, drill a 5mm (3/16 in.) hole.
6. Install HVAC controller. Refer to "HVAC Controller head" installation procedure in the 2000/2001 L-Series HVAC Service Manual.

To receive credit for this repair during the warranty coverage period, submit a claim through the Saturn Dealer System for D0362 (Control Assembly A/C - Replace), or if another procedure is performed, refer to the appropriate Electronic Labor Time Guide for the correct Labor Operation Code and Time.