2005 Buick LaCrosse Questions

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Was backing out of my house and the entire car shut down. Had two micro relays that were burned out. The power train relay, and the ignition 1 relay. Still have no power period.
CLUNKS, RATTLES, BANGS, OVER BUMPY ROADS LOW SPEED, have replaced struts, springs, mounts, control arms, sway links and bar, still has noise
The little display(DIC) under the speedometer nonlonger illuminates... all other lights are ok. Any suggestions? I can no longer view any information in this display.
I have a 2005 Buick LaCrosse. The airbag sensor on the front passenger seat is malfunctioning. I was told that there is no way to repair the sensor and that the whole seat would have to be replaced. Is that true?
What seems to make the problem better or worse? Sensor malfunction light stays on after engine starts
How long have you had this problem? A week
I recently change the battery on my 2005 Buick Lacrosse CXS now it will not start I hear a click when I turn the key
How to change the back spark plugs on the 3.6 liter
low beam goes off at random times but the high beam still works what is the problem already changed the relay swithch no help
Getting false temp readings on dash
Will a new key help? What are my options?
New engine and transmission
How do I open this door? Remote or manual switch will not unlock driver door. All other doors work.
Remote or manual switch will not unlock driver door. All other doors work.
Car has lights , but won't start until I cross jump the wire from the starter. Then it will start the rest of the day
Hear sound of a "geiger counter" from a tiny speaker on righthand side of ignition. Noticed it this morning upon turning key one click before turning over and throughout entire drive until key removal.
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