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Old Apr 26, 2021 | 09:47 PM
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kmcn47
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Default code 33

hey all, have an 87 vette, base model 5.7 auto. recently had the transmission rebuilt and ever since the check engine light was on. it came up as code 33 (probably nothing to do with trans) as this is the code for a bad MAF. i did the normal checks and came up with 5 volts on the green wire and over 12 volts on the purple wire, just to confirm this does mean my MAF is bad right? not something else lol wanna know where to spend the money and not just throw parts at it.
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