BUICK LESABRE DRIVETRAIN

I Have Had The Transmission Fluid Totally Flushed And The Filter Changed. It Was The First Time It Was Ever Flushed And Filter Changed. My...

I Was Told That The Wheel Bearing Was Loose And The Tire Could Fall Off. Also The Frame Is Rusting Which Does Not Allow For A New Muffler...

Could A Bad Drive Axle Or Cv Joint/joints On One Side Cause The Rpms To Fluctuate In Highway Driving? After Starting And Warming The Car Up...

Car Is Displaying Codes P1860, P0758, P0753. Could This Be A Pcm Problem?