# Group 17 Radiator Service Bulletins

#### Bulletin number

#### Title

#### Description

#### Date of issue

17 01 86 (1145) | Bleeding the cooling system 325e | If car is fitted with AC, bleed the radiator from the upper temperature switch in the radiator as well as from the bleed screw | February 1986
17 01 88 (1743) | New BMW antifreeze | Announces release of factory anti freeze | November 1988
17 01 92 (3608) | Radiator Expansion Tank Seals M42 | Coolant leak in area of expansion tank. Replace both O rings between tank and radiator P?N 17 11 1 712 966, 17 21 1 712 965 | August 1992
17 01 93 (3772) | Recall Campaign 93V-015 - M10 | Install heater core bypass pressure valve | May 1993
17 02 93 (3773) | Recall Campaign 93V-015 - M20 | Install heater core bypass pressure valve | May 1993
17 02 93 (3774) | Recall Campaign 93V-015 - M42 | Install heater core bypass pressure valve | October 1993
17 04 93 (3775) | Recall Campaign 93V-015 - S14 | Install heater core bypass pressure valve | May 1993

E30 M3 Repair Manual V2.7. Copyright ©1999-2001 Koala Motorsport & Brett Anderson