Date: Thu, 7 Mar 2002 14:33:36 -0500
From: "KeithG" <>
Subject: Re: '88 9000T Emission Dilemma

AMM and MAF are the same thing. - Air Mass Meter lies between the air filter and the intake. Give the cleaning a try - don't think it is the culprit. The older LH 2.4 AMM ( I think this is what is on your car) can be adjusted, and that MAY help. KeithG "Ken Washington" <> wrote in message > What types of spark plugs are you running and did you change your O2 > sensor, as well as your oil and filter just before the test. I have an > 87 9000S, 225,800. It had 145,890, when I got it Dec. 31, 1997. It has > passed every Maryland emissions test with flying colors. Try the > Berryman B-12 Chemtool total fuel treatment. Use their carb and choke > spray to clean your throttle body, or The B&G spray throttle body > cleaner. You can also take out your MAF and spray cleaner through it. If > you have never done it, you may be amazed at the crud that comes out. > Let it air dry and reinstall. > > > Ken Washington > 87 9000S > 87 900S > 83 900T

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