I just bought a used 1997 bmw 740i . it keeps over heating and the brake light on the dash stays on what could be the cause of these issues?
Apr 28, 2013 at 4:29 PM
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For the brake light: Check the brake fluid level in the master cylinder reservoir. fill it to the FULL line.
Also, check the park/emergency brake pedal/lever to be sure it is completely released.
For the overheating: Check the coolant level (in the radiator).
Check the cooling fan fuses and relays in the underhood fuse box.
Finally, have the cooling system pressure checked for leaks.