Topic: DIY Repairs & Mods

M30 Oil Leak Fix

Article by: Jon Evans Applies to all M30 engines. Oil leaking from the front of your M30 engine is a fairly common complaint, as I found when I posted an enquiry to The UK E32 Register Forum. I was prepared to book it in to have the timing cover gasket […]

Driveshaft Center Bearing

Article by: Sean Article applies to: all BMW models. Problem: Lots of them. What else did you think? It started with vibrations from 0-60 km/h (0-40 mph) under mild or hard acceleration, highway speeds no problem. Later it became a knocking, thumping and clunking sound from underneath the car (located […]

ZF4HP22 Automatic Rebuild

Article by: Unknown author Article applies to: all models with the ZF 4HP22/24 transmissions. Problem: ‘A’ clutch burnout: transmission will not move the car forward or there is a long delay once the car is put into gear. Replacement: Teflon Seal replacement The cause of the problem: the steel seals […]

ZF4HP22 Automatic Rebuild

Article by: Unknown author Article applies to: all models with the ZF 4HP22/24 transmissions. Problem: ‘A’ clutch burnout: transmission will not move the car forward or there is a long delay once the car is put into gear. Replacement: Teflon Seal replacement The cause of the problem: the steel seals […]

Fuse and E-box Overview

Article by: Johan Article applies to: all e32 and e34 models The layout for the fuse box is for my 1987 model 735i. Apparently this is valid from 10/86 to 09/87. There have been many changes in the electronics of the E32 during production so there are also various fuse […]

e34 Diff/Final Drive Output Seal

Article by: Sean Article applies to: all e32 and e34 models. Problem: Usually, after every fast trip, I smell the odor of my car after I parked it and get out (I get very nervous when I smell something during driving but that is a whole different story). This is […]