1995 Buick Riviera Read engine codes

1995 BUICK RIVIERA
60,000 MILES • 3.8L • V6 • FWD • AUTOMATIC
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LONGTOMCUMMIN
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  • 1 POST
Have 95 Riviera with OBD1.5. 3 connectors on wide end, 4 on narrow end. How do I read the codes?
Aug 27, 2015 at 12:05 PM
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HMAC300
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  • 48,601 POSTS
you can't you need a tech 2 to do it.
Aug 27, 2015 at 12:11 PM