R-12 to R-134A A/C Adaptation Procedure: Overview

NO: 24-17-96

GROUP: Heater & A/C

DATE: Nov. 15, 1996

SUBJECT:
R-12 to R-134a A/C Adaptation Service Procedure

THIS PROCEDURE SHOULD ONLY BE PERFORMED ON VEHICLES TO MAINTAIN AIR CONDITIONING OPERATION WHEN R-12 REFRIGERANT IS NO LONGER AVAILABLE. COOLING PERFORMANCE MAY BE LESS THAN ORIGINAL SYSTEM DEPENDENT ON OPERATING CONDITIONS AND ALSO MAY VARY BETWEEN VEHICLE MODELS.

MODELS:

1989 - 1992 (B2) Colt/Summit
1984 - 1991 (B3) Colt Vista Wagon
1987 (B4) Ram 50
1990 - 1993 (B4) Ram 50
1984 - 1990 (B5) Conquest
1987 - 1990 (B6) Raider
1991 - 1993 (B7) Stealth
1992 - 1993 (B8) Colt Vista Wagon/Summit Wagon
1993 (B9) Colt/Summit
1989 - 1994 (BD) Laser/Talon

NOTE:
THIS BULLETIN EXCLUDES 1994 (BD) VEHICLES BUILT AFTER 12/22/93, VIN # RE084552. THESE VEHICLES ARE EQUIPPED WITH R-134a REFRIGERANT.

DISCUSSION:

This bulletin involves adapting vehicles with R-12 refrigerant A/C systems to operate using R-134a.

NOTE:
WHEN SERVICING THE AIR CONDITIONING SYSTEM, FOLLOW ALL CAUTIONS AND WARNINGS AS OUTLINED IN THE APPROPRIATE SERVICE MANUAL.

POLICY: Information Only