check out the boot from the airbox to the throttle body
it might be cracking

or fuel pressure regulator leaking fuel through vacuum hose.

a coupe huh? got a picture?

later,
dave
(One out of many daves)


"gutlessjetta" > wrote in message
ups.com...
> Hi I have a 91 Jetta coupe 8v,it has a problem I can't seem to figure
> out,i just woke up one morning and it was like this, its gutless as
> hell until the high rpm's and even then doesnt seem right, car seems to
> be running ok otherwise but when i kick it down it seems to
> spiratically lurch forward in very small spurts it seems to be getting
> worse as time goes by,almost to the point of struggling up hills
> etc,Ive replaced the coil,wires,plugs,etc its not the 02 sensor cause
> that was unplugged when i bought it a few months ago,,good fuses, found
> a chaffed wire going to the air intake control box,fixed that,the cat
> isnt clogged,car doesnt smoke,burn oil,no vacuum leaks(fixed them
> too)the knock sensor wire looks like it could be toast,other than that
> i really dont know,dont have any way to test the fuel system,it seems
> ok though the fuel pump,etc cage is not very attatched,maybe a
> grounding issue there?seems like its something dumb like that,any
> feedback is greatly appeciated as I can't afford to pay a mechanic to
> troubleshoot this prob
>