1995 Volvo 940 "tuned runs rough" Questions

95 volvo 940 running rough 940 non turbo running on first two cyls,spark ok replaced ing module,tune-up, had ecu checked ok.fuel injectors swapped no change what am I missing Have you checked ...

...runs rough when it cold outside It can be issue with low fuel pressure,the fuel pump is getting old both needs to be checked.Also get the IAC valve checked.Go through the related help links with ...

after tune up runs rough and overheats After tune up runs rough and fan wont come on causing overheating check the fan fuse or relay

...tune-up with the assistance of a computerized service center. The settings for the timing will get fine-tuned thus eliminating the rough engine, which may be leading to ...

...runs rough after the tune-up? If you don't get the plug wires fully seated onto the plugs, it will misfire. If you don't feel the wires 'snap' onto the plugs, it is not seated. It is also not ...

my 1993 ford Taurus is running rough drives a why is my 1993 ford Taurus running rough,driving a little jerky,getting bad gas mileage,and the engine light keeps coming on? If it has NOT had a TUNE UP ...

runs rough and wants to stall on acceleration also... Runs rough and wants to stall on acceleration also runs rough when ac is turned on It sounds like you need a complete tune up and filter change on

...runs and idles rough double posted, but now we know its a 95 chickodee. do a tune up,. ever? ever do the critical 60k mile tune up? 60,120,180k etc>? engine misifre, is that what you have? (rough ...

...runs rough then runs smooth again. Gives code po302 , po171, po174, po156. Have done tune up, replaced oxy sensor, coil pack, wiring harness, The vehicle runs smooth for a while then starts running ...

...runs rough idle 1.9L 1.9L runs idles rough and doesn't have power like it should The basics for a rough idle, check for a leak of some kind, fuel--egr--vacuum leak. Check and clean idle air system. ...