A/C - Refrigerant Capacities
87BMW01GROUP 64 Heating and Air Conditioning
Bulletin Number 64 05 85 (1038) Page 1 of 1
Montvale, NJ July 1987 Technical Dept.
This Service Information Bulletin supersedes S.I. 64 05 85 (1038) dated May 1985. It expands the model listing for refrigerant capacities.
Please remove and discard S.I. 64 05 85 (1038) dated May 1985 from your S.I. binder.
SUBJECT: Refrigerant (FREON) Capacities
MODELS: All
Information: This chart shows the proper refrigerant capacities for the models listed. It supersedes all previously published data.
Some capacities have been changed to provide optimum A/C cooling.
Failure to adhere to these capacities may cause the A/C system to not function properly and/or cause the engine to surge.
Capacity +/- 25 grams Fender Sticker
MODEL (.05 lbs.) BMW Part No.
E23 - 733i, 735i up to 1986 1275 grams (2.8 lbs.) 64 50 1 380 984
E23 - 735i 1986 and later 1175 grams (2.6 lbs.) 64 50 1 380 983
E24 - 6-Series without rear A/C 1075 grams (2.4 lbs.) 64 50 1 380 982
E24 - 6-Series with rear A/C 1675 grams (3.7 lbs.) 64 53 1 380 728
E28 - 524td, 535i, M5 975 grams (2.1 lbs.) 64 50 1 380 981
E28 - 528e, 533i only 1275 grams (2.8 lbs.) 64 50 1 380 984
E30 - 3-Series, all except M3 975 grams (2.1 lbs.) 64 50 1 380 981
E30 - M3 only 875 grams (1.9 lbs.) 64 50 1 381 958
E32 - all 7-Series 1925 grams (4.2 lbs.) 64 53 1 382 614