Pontiac Bonneville Computer Read Codes

I Know On Some Models Of Gm Cars You Can Get A Code Read Out On The Heater Display, Is That Possible On My Car?

I'm Working On A 95 Pontiac 3.8 And All I'm Getting From My Scanner Is No Data At The Aldl.

I Need To Find Out How To Read Codes On An 84 Pontiac Bonneville, V6 With A 3.6l Engine (according To The Sticker On The Car Itself). It...