1990 Buick LeSabre Questions

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I came to a red light and stoped and tried to go again n it would not move i tried all gears n the only one that worked was reverse it showed no other signs before that i was going to break down idk whats wrong.
I have to go back to neutral and then drive to get it back in gear
It's actualy a 1988 model. The list didn't have that choice. The wiring harness is made by Precision. I've got 4 wires. 2 for the pump and 2 for the fuel gauge. I know which wires go where on the pump and on the fue...
i have a lesabre that runs but when it idle rough and some times shouts down changed plugs wires and egr fuel filter just cant figer it out
the right ohms and coils arnt getting a signal have replaced crank sensor and ignition module and ignition module is getting power and ground and signal from crank sensor tryed a diffrent computer to nothing works car...
Someone said it might be some sort of electrical panel.
after starting can hit speeds of 30-40 mph without touching gas pedal, when I get home (about a mile and half drive) put in park engine reeving really high. if I let car warm up for 10 minutes usually have no problem
1990 Buick LeSabre. I've got a trouble code in the computer of a 41, which could be a variety of things. All of these possible "issues" I have taken care of: Camshaft position sensor, ignition module, ignition coil p...
Can I get it back the same day, if I drop it of in the morning ?
How to change the transmission oil
No ac at all just hot air blowing out
Yellow had come on, the engine would run perfect unless I left an offramp off the interstate, come to a stop, the engine would die. Start right back up. I took it to our mechanic, which we've been having problems with...
It runs good don't use oil but the service engine light comes on at times it start to trying to die don't want to go at all, like the tansmission shifts to lower gear. Once it quit and would not start, the garage said...