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GMC Truck
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1989
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Suburban 3/4 Ton 2WD V8-350 5.7L
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Repair and Diagnosis
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Application and ID
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Regular Production Option (RPO)
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List of Regular Production Option (RPO) Codes
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RPO Codes: AA3-D36
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RPO Codes: AS1-BC1
RPO Codes: AS1-BC1
Regular Production Option Codes: