buick lasabre

I have a 2001 Lasaber that has started to randomly misfire. It sometimes is at start up and sometimes driving, I have found driving 55-70 is where it really starts. It might flash the SEL but not all the time. Not sure what the problem could be. I feel like its something electrical or maybe to...

Hi, I have a 1997 Buick LeSabre my car starts but immediately starts wanting to cut off unless I keep tapping on the gas Ive replaced the fuel pump the fuel pressure regulator the idle air control valve the alternator the mass airflow sensor I did a tuneup about three months ago I cannot figure...

One of my metal brake lines rusted and leaked out. How hard is it to change it myself and whats involved? Should I do all?

if i were to take the the supercharger off of a 3800SC what would i need to do to my 3800 in order to to get the car to run right with the supercharger? new harness? now ecu? and how would the car run with the supercharger? horsepower increase?