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1987 BMW 325

Report Date:
February 01, 1993
Campaign Number:
93V015000
Component:
VISIBILITY:DEFROSTER/DEFOGGER SYSTEM:WINDSHIELD:HEATER CORE

Summary:
THE MALFUNCTION OR FAILURE OF A COOLANT SYSTEM COMPONENT RESULTS IN SIGNIFICANTLY INCREASED COOLANT TEMPERATURE AND A RESULTING INCREASE IN SYSTEM PRESSURE.

Consequence Summary:
VEHICLES OPERATED UNDER THIS INCREASED COOLING SYSTEMPRESSURE CONDITION CAN SUFFER DAMAGE OR FAILURE OF PARTS OF THE COOLING SYSTEMSUCH AS (1) LEAKAGE FROM A COOLANT HOSE, (2) LEAKAGE OF THE RADIATOR OREXPANSION TANK, (3) DISCONNECTION OF A HOSE FROM A PIPE OR A FITTING, AND (4)CRACKS IN THE HEATER CORE END PIECE RESULTING IN COOLANT LEAKAGE. IN SOME CASES,BOILING COOLANT CAN CONTACT THE LOWER RIGHT LEG OF THE DRIVER RESULTING INBURNS. ALSO, ESCAPING COOLANT IN THE PASSENGER COMPARTMENT CAN CAUSE VAPORFOGGING OF THE INTERIOR SURFACE OF THE WINDOWS, REDUCING DRIVER VISIBILITY.

Corrective Summary:
DEALERS WILL INSTALL A THERMOSTATIC BYPASS VALVE IN THE ENGINE COMPARTMENT TO CONTROL COOLANT TEMPERATURE IN THE HEATER CORE. ALSO, A NEW DESIGN RADIATOR CAP WILL BE INSTALLED, TO CONTROL PRESSURE AND PROVIDE GREATER COOLANT OVERFLOW IN THE EVENT OF OVERHEATING.

1987 BMW 325

Report Date:
November 10, 1986
Campaign Number:
86V151000
Component:
SERVICE BRAKES, HYDRAULIC:SWITCHES:BRAKE LIGHT

Summary:
BRAKE LIGHT SWITCH COULD OVERHEAT, EVENTUALLY LEADING TO MELTING OF PLASTIC INTERNAL PARTS IN AREA OF ELECTRICAL CONTACTS.

Consequence Summary:
CONSEQUENCE OF DEFECT: SWITCH PLUNGER COULD JAM, RENDERING BRAKE LIGHTS EITHER INOPERATIVE OR CONTINUOUSLY ILLIMINATED, REGARDLESS OF BRAKE PEDAL OPERATION.

Corrective Summary:
REPLACE BRAKE LIGHT SWITCH WITH REVISED SWITCH WITH INCREASED ELECTRICAL LOAD CAPACITY.