Online Repair Service Manual for your 840Ci (E31)
Get the most accurate mechanical help from our Online Service Repair ManualFinding an accurate and up to date repair service manual for your 840Ci (E31) isn't always easy.
ALLDATA's diagnostic charts are taken directly from Original Equipment Manufacturer (OEM) service manuals and made interactive for ease of use. A leader in the repair manual industry, California-based ALLDATA is the #1 vehicle information source for professional repair shops nationwide. We have one-year and five-year subscriptions available for this 840Ci (E31) service repair manual as well as discounts on any additional vehicle manuals purchased at the same time.
I was having computer/electrical problems with my car that were a complete mystery. I purchased information for my car on ALLDATADIY.com, and now my car is running perfectly. Thank you, ALLDATA, for helping me get back on the road without having to get my car towed to a service station. - Phillip S