How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Dan Your Own Question
Dan
Dan, Technician
Category: Buick
Satisfied Customers: 23740
Experience:  Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database
17871496
Type Your Buick Question Here...
Dan is online now
A new question is answered every 9 seconds

How to program a ecm for a 2002 Buick LeSable 3.8, yes but a

Customer Question

how to program a ecm for a 2002 Buick LeSable 3.8
JA: Are you fixing your LeSabre yourself? What have you tried so far?
Customer: yes but a crank shaft sensor on it and got a refurbushed EMC on Ebay it programmed to the vin
JA: Does the vehicle stall at low speeds? Does it sputter?
Customer: doen't run
JA: Anything else you want the mechanic to know before I connect you?
Customer: had spark but to injector fire
Submitted: 4 months ago.
Category: Buick
Expert:  Dan replied 4 months ago.

Hello, my name is ***** ***** I'm here to help get your problem solved.

Expert:  Dan replied 4 months ago.

Have you tried the 30 minute relearn?

Customer: replied 4 months ago.
before I tried to change the PCM it had ignition spark and no injector pulse now I have nothing, need to know the process for relearning the PCM or any other suggestions
Customer: replied 4 months ago.
tryed it but the directions gave me a 20 minute one, the other question being do I need to turn the key of them go to star mode in between each process?
Expert:  Dan replied 4 months ago.

Here is the 30 minute relearn, let me know how it goes. Yes you do bump key in start position each time. Let me know, thanks.

-

https://www.dropbox.com/s/8u1i0fzi8c76ryt/3mr.PNG?dl=0

Customer: replied 4 months ago.
now it will crank but still no spark or injector pulse, dos the crank sensor have to be relearned
Customer: replied 4 months ago.
do the cam sensors ever go bad
Customer: replied 4 months ago.
Posted by JustAnswer at customer's request) Hello. I would like to request the following Expert Service(s) from you: Live Phone Call. Let me know if you need more information, or send me the service offer(s) so we can proceed.
Expert:  Dan replied 4 months ago.

Cam sensor wouldn't effect spark and either would security system so it sounds like either problem with ignition module or crank sensor. Parts store can test ignition module.

Related Buick Questions