e34 BMW Instrument cluster overhaul for a BMW E34. tachamp Tach busted? Here's how to fix it on a 126. S420bulb HVAC Bulb What to do about a burned out bulb in an S420 (and other S-classes from this era) dimmer Dash dimmer rheostat These dimmer switches routinely fail but can be eaisly rebuilt. Here's how. extlight exterior light failure After the 'exterior light failure' lamp came on briefly, a little bit of white smoke came out of the dashboard and it smelled like an electrical fire but stopped. Then... fss reset How to reset the 'miles to next scheduled maintenance' light. odo Odometer not working? You're not alone. Many older ones don't work any more. Here's why.

odo2 More odometer repairs Getting the impression these all fail yet? odogears Give up? If the only way you're goiing to be able to fix your odometer is by replacing those miserable little plastic gears, take heart, relief is a click away. renew How to renew your instrument cluster Wherein your intrepid author renews a 20 year old W126 instrument cluster. This applies, in general to other models, too. temp Wonky temp gauge? Symptom: temperature gauge jumps about or plain flat out does not work on W126. Cure: easy. Click here. ticks Speedo tick marks What do those Roman Numerals I, II, and III mean on the speedo of older cars? 126 W126 Chassis Bulb-out Explanation of what the lights mean on a W126 chassis car.