GMC Sierra 2500 owners have reported 2 problems related to engine oil leaking (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sierra 2500 based on all problems reported for the Sierra 2500.
The contact owns a 2016 GMC Sierra 2500. The contact stated that there was an oil leak after seeing a puddle of oil under the vehicle. The failure occurred without warning. The dealer diagnosed that the turbo was defective and needed to be replaced. The vehicle was repaired; however, the failure recurred. The vehicle remained at the dealer where it was diagnosed that the oil cooler was defective. The oil cooler was replaced, but the failure recurred. The manufacturer was notified of the failure. The failure mileage was approximately 4,400.
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all problems of the 2016 GMC Sierra 2500
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Power steering cooler and lines rusted through and leaking, engine oil cooler lines rusted through and leaking, transmission oil cooler lines rusted through and leaking. All had to be replaced. Work donea t GMC dealer.
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all problems of the 2003 GMC Sierra 2500
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