Article by: Max Fretter, updated and edited by Mike Oswald Applies to: all e32 and e34 models. Both e32 and e34 owners either know about these things already, and have had them fixed, or need to know about them – that’s what this page is for. The LKM or “Licht […]
Topic: DIY Repairs & Mods
Early H31 Brake Booster To Vacuum Retrofit
Article by: Max F Applies to: early E24, E31 (850), and early E32 (735 and 750) models. The ATE brand hydraulic brake booster on the older E32 vehicles is one of the oddities of the model. The system, known to BMW as the ‘H31’ system, runs the brake boost with […]
Early H31 Brake Booster To Vacuum Retrofit
Article by: Max F Applies to: early E24, E31 (850), and early E32 (735 and 750) models. The ATE brand hydraulic brake booster on the older E32 vehicles is one of the oddities of the model. The system, known to BMW as the ‘H31’ system, runs the brake boost with […]
Wiper Tensioner
Article by: Ralph (Dutch740) Article applies to: all e32 and e34 models. My own car is a 740 made in 1992. Problem : When you drive off, there is a loud rattling/whining sound from behind the instrument cluster (not to be confused with ABS cycling). Same noise immediately after switching […]
Seat Switch Repair
Article by: Bill Rickard Article applies to: all e24, e32, and e34 models. If you’re having problems with a seat switch that won’t work in one or more directions then this page may be of some help. First thing to remove the switch. Carefully pull the control buttons straight back […]
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 […]