Expansion (Orifice) Tube - Revised Installation

Group Ref.: HVAC
Bulletin No.: 431201
Date: January, 1994

SERVICE MANUAL UPDATE

SUBJECT:
SECTION 1B OR ESM - REVISION TO ON-VEHICLE SERVICE FOR EXPANSION (ORIFICE) TUBE

MODELS:
1992-94 BUICK PARK AVENUE AND LESABRE
1992-94 OLDSMOBILE NINETY EIGHT AND EIGHTY EIGHT
1992-94 PONTIAC BONNEVILLE

When using the On-Vehicle service for the expansion tube, ("Install or Connect" procedure), the Service Manual states that the expansion tube should be installed with the short screen toward the condenser. This is incorrect. The expansion tube should be installed with the short screen toward the evaporator.