Bmw Heater Core Replacement

Ensure the roundness of the heater core hose fittings to help provide a proper seal.

Bmw heater core replacement.

735il i have a 1991 735il. A mess for sure took way longer than i would have preferred. However when it fails the ride will be very chilly and unpleasant until it is fixed. Hot coolant flows through the heater core.

Discussion starter 1 oct. The heater core is a small radiator located in the heater box. When replacing a heater core the heater hoses should also be inspected. Check the condition of the heater hoses.

If a heater core goes bad and fails it will require replacement. After disconnecting the battery allow a minimum of 10 minutes before working around the air bag system. A the e32 7 series 1988 94 735i 735il 740i 740il 750il and e34 5 series 1989 96 525i 525it 530i 530it 535i 540i 540i models use nearly identical climate control systems. The principal of a bmw heater core is simple and is something that is only critical during the cold winter months.

Air from the blower motor is passed over the heater core and enters the passenger cabin heating the interior. Eric wiens registered. Always use a quality replacement heater core. Do you have a video or instructions on how to replace the heater core.

The heater core can develop leaks. Heater core replacement i ll try to explain how to replace heater core without removing the dash so let s start the watch is just to show you that this is more or less simple few hour job i m starting to dissmantle drivers side leather trim piece underneath the steering wheel. Today i tackle a blown up heater core in danny s old bmw. Joined sep 27 2004 4 posts.

Heater core replacement cost the average cost for a bmw 750li heater core replacement is between 1 715 and 2 172. Jump to latest follow 1 10 of 10 posts.