20 Most Recent 2007 Buick LaCrosse CXL Sedan - Page 2 Questions & Answers

when cut of caming to a stop

Either you should be able to access the bulbs from inside the boot after removing the interior carpet/plastic or there'll be screws when you pop the boot holding it on one side then the other side of it should just pop out of grommets/clips.

try ignition module

I believe your buick has setting in the menu scroll to where it says key fob, if they took it out of your year then the dealer has to

Sounds like the battery or the ignition switch has gone bad. The key won' release until the shift lock solenoid is energized to allow the key to turn all the way back.

Key on engine off, Push the gauge button until oil life reset appears. Press and hold the set/reset button until it says oil li reset. Turn off the key. If you do not have a DIC, key on engine off. Press the accelerator all the way to the floor and release three times. Turn off the key. I’m happy to assist further over the phone at https://www.6ya.com/expert/jeremy_d728a59f986299fa

By jumpering the starter relay you proved two things:

1. There is sufficent charge in the battery.
2. Starter circuit in key switch will not engergize the starter/solenoid or the ignition.
3. Most obvious conclusion: defective key switch. Replace.

look on Youtube for the How To remove a inside door panel they have lots and maybe your for your car.

There isn't one. Just a fuse and a light switch and high beam switch.

Replace the "o-ring" !!