bad computer?
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Junior Member

Joined: Apr 2004
Posts: 66
Likes: 4
From: winthrop harbor
Car: 88 gta
Engine: 5.7
Transmission: 700r4 with 2400 stall
Axle/Gears: 9 bolt 3.23
bad computer?
Does anyone know if you can test a ecm?I think mine went bad when I was trying to restart my car,also is there a certain serial #ecm that is better .
Thank's Joe
.
Thank's Joe
.
Supreme Member
Joined: Jan 2003
Posts: 1,931
Likes: 1
From: Ontario, Canada
Car: 1989 IROC-Z
Engine: 5.7L EFI LTR setup
Transmission: T-5 World Class
You have to run the 165 ECM . Unless you do some repinning for the 730 SD ECM . Only thing I know that indicates a bad ECM is not getting a code 12 when you pull the codes. But I am sure there is more to that . I am a newb at all this.
Thread Starter
Junior Member

Joined: Apr 2004
Posts: 66
Likes: 4
From: winthrop harbor
Car: 88 gta
Engine: 5.7
Transmission: 700r4 with 2400 stall
Axle/Gears: 9 bolt 3.23
I don't even have a ses light on ,the service manual say's to check for power on pin #c 16 and b1 and switched on a5 and I have power at those pins but no ses light and before I buy a new computer I want to make sure.I don't have any spark at the plugs or power to the injectors,so I was wondering if that would be my computer the est sensor in the dist.
Joe
Joe
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