1993 Buick LeSabre "check engine light goes bumpy" Questions

...Check engine light came on. Dial about transmission usually never goes over 3, shot up past 4, then down again. this sounds very much like a torque converter/transmission issue. i will assume the ...

...to perform differently or is there an audible change in sound of the engine? Have you had any work performed on the vehicle just before the problem occurred? Is the " check engine light "

Check the battery terminals (where they are connected to the engine.) Those clamps can be loose or corroded. It happened to me and if i hit a bump or the road was bumpy, the battery cables would slide

engine the light is off but after a wile the TRAC OFF light goes on. At that moment the power is reduced and the car changes gear in a bumpy way. How do I solve this. check all tires are they the same

...check engine light came on. Ive already had it checked and it says i have a bad down stream sensor and a 4th cylinder misfire. Ive already chnaged the plugs, wires,and had an oil chnage. Any ...

...engine seemed to stall out and almost die. I have checked the fuses and battery connections. The trunk light stays on which has a switch that i have turned off to try and slow down any battery drain. ...

...the connections all look good. check and clean all engine ground on engine and battery tray then there are grounds behind pass side kick panel place star washers btween cable ends and mounting ...

...check engine light comes on. but then it goes off and drives fine. Also the check engine light sometimes comes on when I down shift for a decent amount of time The intermittent problems are hard to ...

...check engine light comes on. Noe the check engine light and the etc light ison. it can sit over night and when I hit a bumpy road the ect light will come on and start flashing. the check gages light ...