My Lucerne is having some problems with the battery going dead when the vehicle sits for more than 24 hours. It's not the alternator because I had that thoroughly checked. Any ideas on troubleshooting

My Lucerne is having some problems with the battery going dead when the vehicle sits for more than 24 hours. It's not the alternator because I had that thoroughly checked. Any ideas on troubleshooting 4 Answers

When I don't drive my 2007 Buick Lucerne for a wk the battery goes dead 24 Answers

AAA tells me this is normal, that I have to drive the car at least every 3 days. The service dept at dealership has never heard of this problem.

Engine replaced on 08 Lucerne. Next day would not start. Battery,alternator and starter checked out fine. What's the issue.? 1 Answer

After having another engine installed 08 Lucerne started up fine for a day. Next day no start, just clicks. Had battery, alternator and starter checked. All passed. What could be the problem....

Took the dealership service department 5 hours to locate water under the floorbed of my 08 Buick Lucerne. They are telling me it is why the 'stabilitrak' light came on. Is that possible? 1 Answer

I just wonder if water under the carpet and even under the flooring can cause the stabilitrak issue.

Having problems with auto door locks on rear passenger doors 2009 Lucerne 6 Answers

About 2 1/2 years ago I bought it used previously owned by my neighbor who said it was really good car w/ no problems. I soon noticed that RR door lock would sometimes not go down far enough to lock...