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Amedee
Amedee, Oldsmobile Technician
Category: Oldsmobile
Satisfied Customers: 25836
Experience:  ASE certified Technician advanced level specialist. Wisconsin certified emissions state inspector
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My car will not start

Customer Question

my car will not start
Submitted: 1 year ago.
Category: Oldsmobile
Expert:  Dan replied 1 year ago.

Hello, my name is***** the engine turn over but not start or does it not even turn over? Did this happen out of no where or slowly get worse? Thanks.

Customer: replied 1 year ago.
it will turn over but cly 126 do not fire
Expert:  Dan replied 1 year ago.

Have you tested spark on those cylinders?

Customer: replied 1 year ago.
Customer: replied 1 year ago.
change the cpu unit also
Customer: replied 1 year ago.
put a new down load in from gm dealer
Expert:  Dan replied 1 year ago.
Do the cylinder 1, 2, and 6 injectors fire? Have you tested wiring between coil and computer?
Customer: replied 1 year ago.
I did
Customer: replied 1 year ago.
also put new coil in
Expert:  Dan replied 1 year ago.

I'll open question up to see if someone else has some other ideas. Do not reply or question will be locked to me only, someone will reply automatically when they can help. Sorry I could not come to a solution, thanks.

Expert:  Amedee replied 1 year ago.

Hello and welcome! Thank you for requesting me! Can I start b getting your vin? Thank you!

Customer: replied 1 year ago.
2GTEC19M5W1520958
Customer: replied 1 year ago.
I do not want to put any more money into this so I hope you can tell me the problem
Expert:  Amedee replied 1 year ago.

Hello and thank you for that information. I will do some research and post back later today. Thank you very much!

Expert:  Amedee replied 1 year ago.

Hello and sorry for the delay! The VIN comes back as a different vehicle. Please double check gthe VIN. It comes back as a

1998 GMC C1500 Sierra Slt 5.0L, V8, VIN M, 16V, USA

Customer: replied 1 year ago.
1GHDT13S732304005
Customer: replied 1 year ago.
I hope you can help
Expert:  Amedee replied 1 year ago.

Thank you for the correct VIN! Are you sure that cylinders 1, 2 and 6 do not have spark? How did you check for this?

Customer: replied 1 year ago.
off the wires
Customer: replied 1 year ago.
no puls on 126
Customer: replied 1 year ago.
also changed fuel press reg
Expert:  Amedee replied 1 year ago.

And was the ECM replaced?

Customer: replied 1 year ago.
the pcm
Customer: replied 1 year ago.
not ecm
Expert:  Amedee replied 1 year ago.

Ok, so the PCM was replaced correct?

Customer: replied 1 year ago.
Expert:  Amedee replied 1 year ago.

Was the crankshaft position sensor replaced?

Customer: replied 1 year ago.
no
Customer: replied 1 year ago.
cam shaft postion sencer was replace
Expert:  Amedee replied 1 year ago.

Well, that would be the next thing to check/replace as this is what the computer uses to fire the ignition coils.

Customer: replied 1 year ago.
I will give it a try
Expert:  Amedee replied 1 year ago.

Sounds good! I am glad I can help!

Customer: replied 1 year ago.
not saying this is going to work
Expert:  Amedee replied 1 year ago.

I understand. But I am saying that the computer uses this to fire the ignition coils.... so it would make sense to check/replace the crank sensor next.

Customer: replied 1 year ago.
I hope so I am so tried of putting money it to this
Expert:  Amedee replied 1 year ago.

I understand.