All of the electrical instrumentation in the DeLorean was designed and built by AC Delco a division of General Motors. The DeLorean electrical system is not a Lucas designed system. The only Lucas built devices are the windshield wiper module and the directional/hazard flasher. Interestingly enough these two items rarely fail. "We're here to help you" DMC Joe / De Lorean Services / <dmcjoe@xxxx> Web Site: <www.deloreanservices.com> . ----- Original Message ----- From: Josh Haldeman <haldeman.4@xxxx> To: <dmcnews@xxxxxxxxxxx> Sent: Wednesday, April 12, 2000 9:23 PM Subject: Re: [DML] Tachometer Needle > Nick and whoever else might be wondering, > The most likely explanation of this phenomenon is that when the DeLorean > engine is shut off, the tach usually doesn't return to zero but rather freezes > where it was last, or sometimes jumps a bit higher. When you crank the engine > the tach returns to zero until the engine has started. > Given that the electronics are made by Lucas may help to explain the needle > jump. It also does other sorts of weird things, like when the battery power is > low on mine, the tech needle will spin around violently. My Dad's is not > connected properly and jumps around all the time. Who knows what other > "indicators" Lucas thought they were putting in to help, but are generally just > a hinderance! However, it is still the most reliable guage by which to judge > your speed when your speedo cable and/or angle drive break. > Josh > VIN 5102 > VIn 15964