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P0299 Diagnostic Trouble Code Discussion for May 2023

Turbocharger Engine Underboost

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Trouble Ticket Help Requests for DTC P0299
Help Request Posted
2007 Jeep Grand Cherokee Limited 3.0L MIL Lamp on VIN: 1J8HR58M87
P0299: Turbocharger Underboost Condition. ... in with a code p0299- underboost. Customer had us replace the turbo with a Garret unit. Took for test drive and code came back and went into limp mode. Our tech smoked the intake system and all tubes were sealed. We went as far as replacing the boost ...
May 16, 2023