1991 GMC S-15 Jimmy "car hesitates full tank gas" Questions

cleaner additive to my gas tank and two full tank fill ups of premium gas, now no more studdering or any kind of hesitation at the traffic lights. I would recommend cleaning out the fuel supply system

1/4 tank full of gas...hesitation symptoms in drive When gas tank is 1/4 full ......seems engine is missing when driving Idle in Park appears fine with same 1/4 tank of gas... tune up

...car hesitates to take gas and then backfires about 3 time ,,,then runs Ok..Engine light comes on says to check engine soon... also fuel gage shows empty when full tank and when half full shows ...

...Sounds like a gas tank full of crud. Check gas filter to see if it is dirty. Also water in gas will clog gas tank filter then when car stops water will disburse and collect when engine starts

...car begins to hesitate as if you were putting your foot on and off the gas. It runs better on an empty tank of gas than a full one because it has more room to build up that air. Youg tank shouldn't ...

...full tank of gas w/gas treatment,still happens I would suggest it may be a dirty or clogged fuel filter or gas tank sending unit inside the gas tank. Try replacing the fuel filter first, if that does ...

...full it hesitates when i get on the gas a little but when i fill it up all the way its fine whats the problem? wet gas. dry gas is like 3 bucks a can and helps get rid of water in the tank....try it ...

car hesitates. Engine hesitation, the trac off light comes on and car hesitates. I have changed the map sensor but nothing. I have the same Problem with my 2001 Grand Am... Trac off light comes on and

hesitates when driving, doesn't start first time, reeks of fumes when tank full & caped, engine cuts out when gas cap removed under half tank full. dummy light me always on. please help me TY what to ...

full tank of gas car would stall out, after restarting and driving for 2 miles car was hesitant and then would stall out again, I was told it was the catalytic converter and then the o2 sensor and the