!990 Buick Lesabre Wont Use Full RPM Range - Page 2 - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat


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Old 09-20-2015, 06:24 PM   #11
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Originally Posted by CDAJoe View Post
did you pull the codes via the check engine light or did you use a scan tool? The Scan tool if it is the more advanced ones can give you info on what your sensors are seeing.
i used the check engine light, im currently saving for an obd1 scan tool.
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Old 09-20-2015, 06:26 PM   #12
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If it won't run with the MAF connected, you probably need a MAF....I know you said you replaced it, but was it a used one or reman? Those reman'* can be bad right out of the box.....
I believe it was a duralast from Auto Zone but i think your right i may need a new one aswell as a CPS
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Old 09-20-2015, 06:34 PM   #13
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did you pull the codes via the check engine light or did you use a scan tool? The Scan tool if it is the more advanced ones can give you info on what your sensors are seeing.
Can you recommend a good obd1 scan tool that doesn't rely on the check engine light method?
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Old 09-21-2015, 10:57 PM   #14
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What is your price range?

Do you want to read OBD I or OBD I&II codes?

Do you want just codes, or to read data? Just ECM/PCM codes or also ABS codes?

Do you want to graph wave forms?
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Old 09-25-2015, 10:16 PM   #15
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i Have an ODBII scantool but i dont have OBDI, Data and codes would be preferable along with real time display is possible

Last edited by Forzoma; 09-25-2015 at 10:20 PM. Reason: internet fail
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