The principal of a bmw heater core is simple and is something that is only critical during the cold winter months.
Bmw heater core replacement.
If a heater core goes bad and fails it will require replacement.
Eric wiens registered.
Joined sep 27 2004 4 posts.
Hot coolant flows through the heater core.
After disconnecting the battery allow a minimum of 10 minutes before working around the air bag system.
A bmw technition said my heater core was leaking.
A mess for sure took way longer than i would have preferred.
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.
The heater core can develop leaks.
Labor costs are estimated between 1 522 and 1 920 while parts are priced between 193 and 253.
Check the condition of the heater hoses.
Can i fix the leak or do i need to get a new heater core.
The heater core is a small radiator located in the heater box.
When replacing a heater core the heater hoses should also be inspected.
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.
Discussion starter 1 oct.
Air from the blower motor is passed over the heater core and enters the passenger cabin heating the interior.
Do you have a video or instructions on how to replace the heater core.
735il i have a 1991 735il.
However when it fails the ride will be very chilly and unpleasant until it is fixed.
Ensure the roundness of the heater core hose fittings to help provide a proper seal.
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