obd1 diagnostic tester 1985 buick century

[paulk1946f]

Suggestions on best ODB1 diagnostic engine tester, to use on a 1985 buick century limited v-6 3.0 two door , the check engine light comes on and off now and then, thanks and a great holiday to all forum members!

 

[MelsRegal]

why do you need a tester, use the paper clip method to determine the codes.

 

[2007LucerneCXL]

Here's instructions on how to read it with the paperclip.
How to read older GM OBD diagnostic codes for free

 

[paulk1946f]

WOW THANKS I WILL GIVE IT A TRY HAVE A GREAT HOLIDAY