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sprinkles08
sprinkles08, ASE Certified Technician
Category: Buick
Satisfied Customers: 21591
Experience:  ASE Master and Advanced level certified. Factory trained with 15 years dealership experience
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2007 Buick Lucerne, No crank, battery power good, no 12 volt

Customer Question

2007 Buick Lucerne, No crank, battery power good, no 12 volt supply to the small wire at the starter, if I jump from the positive post on the starter to the solenoid terminal on the starter it cranks fine, no signal to the solenoid wire. Swapped R3 and R4 relays, no chnage, checked f48 and f43 fuese, no problem found. Ignition switch????????? Thanks Phil.
JA: How many miles are on the car? How old is the battery?
Customer: 114k and 1.5 years, Cranks fine and will start if jumpped from the Bat post on the starter to the solenoid wire.
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: Yes, did you read the testing I did so far?
JA: Anything else you think the mechanic should know?
Customer: Do the ignition switches have any history for failure?
Submitted: 3 months ago.
Category: Buick
Expert:  david craig replied 3 months ago.

Hi Im David and I will be assisting you with this problem today. Allow me some time to pull up a diagram of the starting circuit.. thank you.

Expert:  david craig replied 3 months ago.

is this a 6 cylinder or an 8 cylinder?

Customer: replied 3 months ago.
3.8 L V6
Expert:  david craig replied 3 months ago.

thanks

Customer: replied 3 months ago.
More ?
Expert:  david craig replied 3 months ago.

more what? Im still pulling some prints

Customer: replied 3 months ago.
Ok, making sure I didn't loose you, sorry.
Expert:  david craig replied 3 months ago.

ok. you said you checked f43 and f48. also check f23 and the jc4 40 amp fuse.... here is a print

Customer: replied 3 months ago.
Would you know if these car have any history of ignition switch failure?
Expert:  david craig replied 3 months ago.

yes they do there is a recall on your car to have the ignition switch replaced

Expert:  david craig replied 3 months ago.

let me find the recall number and there are also a bunch of technical service bulletins regarding the fuel system and engine performance....... ill send them to you.

http://www.buickproblems.com/tsbs/Lucerne/2007/

Expert:  david craig replied 3 months ago.

http://www.buickproblems.com/recalls/Lucerne/2007/

Expert:  david craig replied 3 months ago.

ill be back in a bit............

Expert:  david craig replied 3 months ago.

im here if you still need me

Expert:  david craig replied 3 months ago.

do you still need my assistance?

Expert:  david craig replied 3 months ago.

hello?

Expert:  david craig replied 3 months ago.

we are here to help our customers in time of need, please rate my service.

Expert:  sprinkles08 replied 3 months ago.

Hello and welcome to JustAnswer!

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