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Re: [Shop-talk] High Hydrocarbons

To: Battmain <>
Subject: Re: [Shop-talk] High Hydrocarbons
From: Michael Porter <>
Date: Wed, 28 Aug 2013 08:59:57 -0600
Cc: shoptalk <>
References: <> <> <>
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:17.0) Gecko/20130801 Thunderbird/17.0.8
On 8/28/2013 8:38 AM, Battmain wrote:
> Pre_OBD II still had a diagnostic connector that you could short to see if 
> there are any codes. (at least my cars did.)

Pre-OBD, GM used what was known as the ALDL (Assembly Line Diagnostic 
Link), usually a 12-pin connector buried in the dash. Jumpering pins A & 
B initiated flash codes on the check engine light.



Michael Porter
Roswell, NM

Never let anyone drive you crazy when you know it's within walking distance....

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