20 Most Recent 1992 Opel Vectra 2.0i Questions & Answers

remove the back seat and you should find two covers with wire on them, one is the fuel pump and the other is the floater, its probably stuck due to condensation. pull it out and if its rusty just wipe off the rust or sand it down with a fine grit sandpaper and ensure the floater goes up and down with ease, reinstall half way and check your gauge before putting eveything back and if that don't work you need a new one.

what you mean

I am sorry but we do not have any local information on repair shops, we are global but most experts are in the USA like me. I can help you find a shop in my town but that is about it. Sorry.

Ecu chip will help you a lot , change all fitters and the oil as well

run the fault codes could be a loose wire /dirty connection to a crank/cam position sensor that is loosing circuit during the acceleration

In order to understand what is going on here you need the computer control system to be scanned with a special scan tool, The choices here are a dealer or a very well equipped shop that works on this make of vehicle and understands it systems and has the special tool required scan it..

Sounds like you didn't get the right head . Newer or older. Should be no interfering. Using the old head gaskets isn't very good either.