NHTSA Complaint #11703846 — 2021 CHEVROLET SILVERADO 1500

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number 11703846
Vehicle 2021 CHEVROLET SILVERADO 1500
Component ENGINE
Date of Incident
Date Filed
Mileage N/A miles
Crash No
Fire No
Injuries 0
Deaths 0
Vehicle Towed No
State NE

Consumer Description

August 30th 2024 the pickup was just turning to roughly 30,000 miles and started a knocking sound. The GM dealership tore it apart and fixed what I believe they said was a bent rod. I cycled through two oil changes and decided to pull an oil sample. I sent oil sample off for analysis. The oil analysis came back urgent with very high levels of copper and lead showing in the testing. I then called the GM dealer and they had me bring it in. They did not send off any oil sample because when they pulled the filter, they could already see metal in the new oil. They had me call GM customer service because it is not part of the current recall. I contacted GM customer service on October 27, 2025. They gave me a case number 80392504. I was to bring it back to the dealership which I did. Again dealership called said metal was found again but GM will not do anything with it because it’s not under recall. They also told me that GM told them it is OK to have metal in the oil. I said well if it is OK to have metal in the oil I want to know what the test results show. Then I said, I want to know where the maximum allowance is. They did not know that. I said so it is an infinite amount according to them because there is no standard to check against. I said I’m not taking this in for a recall. I am bringing it in because I had my own diagnostic testing done. It failed. I drive back-and-forth to North Dakota and I told them this is very unsafe if that motor goes out and it’s -30 or -45 and my little boys in the back the heater is not going to work. That is very unsafe and deadly. When you have extreme temperatures like that, we cannot just be running around. Tell the engine blows up or locks up. I told them this needs addressed you don’t pay $82,000 for a vehicle and not get any support or care. I said if something happens to my boy, they will wish that they put a new motor in there or fixed it. They are playing God. They need their hand, slapped and do the right thing. Thank you

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