1994 Buick Roadmaster computer and scanner

1994 BUICK ROADMASTER
18,900 MILES • V8 • 2WD • AUTOMATIC
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JANETDORN
  • MEMBER
  • 1 POST
I have a bosch computer in my 94 buick roadmaster
do i need a scanner to run a diagnostic .
it wont run codes from dash
Nov 8, 2009 at 1:06 PM
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DOCFIXIT
  • ✓Experienced Mechanic
  • 18,828 POSTS
If 12 pin ALDL then jumper A to B


https://images.2carpros.com/forum/automotive_pictures/198357_Graphic_231.jpg

if 16 pin then need scanner
Nov 9, 2009 at 7:24 AM
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