Topic: Driveline & Transmission

E34 Clutch Stop

Article by: ImGreek Applies to: e32 and e34 5-speed models, possibly others. Quite a few others have made DIYs for a clutch stop, but I decided to make my own. The e32s and e34s, unlike the e36s and others, does not have a threaded hole on the floor for a […]

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 […]

Gearbox Replacement

Article by: Johan Article applies to: all models with the ZF4HP22 automatic transmission. Problem: The ZF4HP22 gearbox in my car has shifted a bit rough from 3rd to 4th for a while now. But a fluid change, the first time with a new filter, every now and then had prolonged […]

Driveshaft Rear CV Joint

Article by: Sean Article applies to: all e32, e34, and e36 models. Problem: My 750i developed an huge vibration over 60-80 km/h (40~50 mph), and a loud ‘clicking’ noise when moving off or accelerating. The complete driveshaft exists out of various components, while each component can be more or less […]

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 […]

e32 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 […]