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RPO Codes


Old August 3rd, 2017, 6:17 AM
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Default RPO Codes

1985 elcamino with two rear ratios codes on my RPO code sheet. It has GU2 and G92 codes. I want to know why I have two codes on it. I know GU2 IS 2.73 And G92 is 3.08. Thanks
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