If you mean the engine, yes. The actual car, no.
Do you mean "change THE transmission" or "Change the transmission FLUID"? Big difference there....
Do you mean the main switch by the driver or the switch on the door itself?
Try replacing your ignition coils , I had same prob. with my 1997 buick park ave. I have check engine light on and that took care of it for me. good luck
Do you mean for the door or the main switch on the driver's side? The main switch is very easy to replace... not sure about the door switches.
lark or skylark
When the trac light is off, on a Buick Century, the traction control monitoring system is disengaged. It is recommended to have the trac system engaged on wet roads.
that is your air bag light
Most likely there's not enough brake fluid or your master cylinder is ready to give out.
Trouble code P1860 means: TCC PWM Solenoid Circuit
Trouble code P0440 means:Evaporative emission control system malfunction
supplemental restraint system