The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Is my ALDL 160 baud or 8192, connector looks like this

Tink · 04-21-2005, 11:38 AM

I thought the 16 pin ALDL was what they switched to when they changed to OBD 1.5... If you have the 12 pin ALDL I would think it is OBD 1...

Here is a pic I found describing how the 12 pin should be populated:

I would assume you could use M

04-21-2005, 11:38 AM	#2
Tink Registered User Join Date: May 2002 Location: VA Posts: 1,337	I thought the 16 pin ALDL was what they switched to when they changed to OBD 1.5... If you have the 12 pin ALDL I would think it is OBD 1... Here is a pic I found describing how the 12 pin should be populated: I would assume you could use M __________________ 69 Chevy C10 88 Sierra 02 2500 Suburban And too many S10s to list! Last edited by Tink; 04-21-2005 at 11:39 AM.