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Prev Professional Automotive Repair Technical Discussions for July 9, 2024
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2019 Chevrolet Express 2500 4.3L No Start VIN: 1GCWGAFP3K
this van is a no start most mornings cold Originally NO Comm with Chassis control module Replaced it flash upgraded the ECM and programed the new chassis control Module. All OK road Test Ok commanding the fuel pump up down = works ok next day NO Start and ... Trouble codes: P025A
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