Difference in 97/98 or 99+ TB - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat


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Old 12-20-2009, 12:41 PM   #1
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Default Difference in 97/98 or 99+ TB

whats the difference between the 99+ and 97/98 Throttle bodies?
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Old 12-20-2009, 12:47 PM   #2
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The 97-98 has a MAF post in the inlet, the 99+ does not.
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Old 12-20-2009, 12:49 PM   #3
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so 99 is better
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Old 12-20-2009, 12:52 PM   #4
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For flow, ya.
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Old 12-20-2009, 12:54 PM   #5
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last dumb question. will my sensors plug into my 36 wire harness
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Old 12-20-2009, 12:55 PM   #6
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That I'm not sure. Guess if you want I'll find a picture of my plug and you can compare them.
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Old 12-20-2009, 12:57 PM   #7
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This is all I can find.

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Old 12-20-2009, 01:04 PM   #8
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neat thanks I got three sensors what I think is MAF, IAC, and Throttle Position Sensor. and I have 2 vacuum ports. What do you got on the 99 L67 TB
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Old 12-20-2009, 01:05 PM   #9
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neat that'* what I got
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Old 12-20-2009, 01:11 PM   #10
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sorry I should really get all my thoughts together first ha thanks for your help dan L67 99+ has one or two Vacumme ports?
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