2020 CHEVROLET SILVERADO 1500 Engine And Engine Cooling Problems

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that immediately after leaving the dealer after the vehicle was purchased, the check engine warning light illuminated. Several days later, there was a loud knocking sound coming from the engine before the engine failed. The contact referenced NHTSA Campaign Number: 25V274000 (ENGINE AND ENGINE COOLING); however, the VIN was not included in the recall. The vehicle was taken to a dealer and an independent mechanic, but was not repaired. The vehicle had experienced catastrophic engine failure. The check engine warning light was displayed, and audible knocking was coming from the engine. The manufacturer was notified of the failure. The failure mileage was 153,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while his son was driving 75 MPH, there was a knocking sound coming from the vehicle. The driver pulled over and turned the vehicle off, but the vehicle failed to restart. The check engine warning light was illuminated. Upon researching the failure, the contact associated the failure with NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling). The vehicle was towed to the local dealer, where it was diagnosed and determined that the engine had seized. The vehicle was not repaired. The manufacturer was contacted and confirmed that there was no recall coverage on the VIN for the failure. The failure mileage was approximately 165,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving approximately 65 MPH, the vehicle started to hesitate with several unknown warning lights illuminated. The contact stated that there was a misfire in the engine, and her husband pulled off the roadway and turned off the vehicle. The vehicle was restarted and driven back to the residence at speeds no greater than 50 MPH. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the left engine lifters had collapsed and needed to be replaced. The contact was advised by the dealer that the right-side engine lifters should be replaced while the engine was disassembled. The vehicle was not yet repaired. The manufacturer was informed of the failure. The failure mileage was approximately 96,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while starting the vehicle, there was an abnormal odor coming from the vehicle. Upon inspecting the vehicle, the contact became aware of coolant leaking from the front of the vehicle near the transmission, with the check engine warning light illuminated. The contact retrieved DTC: P0016. The vehicle was taken to the dealer, where it was diagnosed, and determined that the coolant control valve, motor mount, and camshaft timing had failed. The dealer informed the contact that the coolant control valve, motor mount, and wiring harness needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and referred the contact to the NHTSA Hotline for further assistance. The approximate failure mileage was 88,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that upon starting the vehicle, there was an abnormally loud engine camshaft bearing sound coming from the engine. The engine warning light was illuminated. The vehicle was taken to the local dealer, and after three days, it was determined that the camshaft bearing had failed, and the engine needed to be replaced. The vehicle was not repaired. The contact linked the failure with NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling) and NHTSA Action Number: EA25007 (Engine and Engine and Engine Cooling). The manufacturer was contacted and opened a case. The failure mileage was approximately 45,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while his son-in-law was driving 61 MPH, the vehicle made an abnormal clanking sound and stalled. The driver pulled over safely. The OnStar Mobile App alerted the driver of an issue with the vehicle. The contact stated that the vehicle was making an abnormal ticking sound prior to the failure. Upon arriving to the location of the vehicle, the contact noticed an oil leak underneath the vehicle. The contact stated that he was a certified mechanic, and the vehicle was towed to the contact's Auto Repair Shop, where the contact determined that the rod had gone through the engine block. The contact called an unknown local dealer, but the vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 80,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated while driving at various speeds, the vehicle was shaking and vibrating abnormally. There was no warning light illuminated. The contact stated the failure was a recurring failure. The vehicle was taken to a local dealer and the contact was informed that the oil level was low, and oil was added. The dealer had not diagnosed the vehicle. The contact stated that the failure reoccurred. The contact had been checking the oil level and was constantly adding oil. The contact stated that the same dealer had changed the spark plugs and fuel injectors in January 2025. Recently the contact was unable to start the vehicle, and the vehicle was towed to the same dealer. The vehicle was not diagnosed; however, the dealer advised that the failure might have occurred due to a failure with the transmission. The vehicle was not...

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving 70 MPH and depressing the accelerator pedal, the engine failed and shut off independently. An independent mechanic and dealer were contacted. The vehicle was towed to an independent mechanic, and the contact was informed that the crankshaft had melted. The vehicle was then towed to dealer, where it was diagnosed and determined that the crankshaft had melted and there was a rod bearing failure. The engine was replaced, and the vehicle was repaired. The contact related the failure to NHTSA Campaign Number: 25V274000 (ENGINE AND ENGINE COOLING); however, the VIN was not included in the recall. The manufacturer was notified of the failure but offered no assistance. The contact was referred to the NHTSA Hotline to report the failure. The failure mileage was 76,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving 55 MPH, several unknown warning lights illuminated. The vehicle was towed to the dealer where it was diagnosed. The dealer became aware of an abnormal sound coming from the lifters and camshaft, which failed to create a misfire. The contact was informed that the engine needed to be replaced. The vehicle was not repaired due to the cost. The manufacturer was not notified of the failure. The failure mileage was approximately 68,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while operating the vehicle, there was an abnormal rattling sound coming from the engine compartment. The vehicle was driven to the local dealer, who diagnosed the vehicle and determined that the engine was faulty and needed to be replaced. No further information was available. The vehicle was not yet repaired. The manufacturer was notified of the failure. The contact was informed of NHTSA Action Number: PE25001 (ENGINE, ENGINE AND ENGINE COOLING). The contact indicated that the vehicle had experienced the failure listed in the recall. The failure mileage was 60,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving at various speeds, there was a ticking sound coming from underneath the hood of the vehicle. The contact stated that the sound was evident when the vehicle was started, and while the vehicle was idling. The check engine warning light was flashing, and the vehicle was shaking while idling and while driving at various speeds. The vehicle was taken to the dealer, who diagnosed that the engine had failed due to a failure with the lifters. Additionally, there was coolant leaking into the engine. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was 79,400.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated after an independent mechanic had performed an oil change on the vehicle, the vehicle was moved and parked. The contact stated that upon attempting to start the vehicle, the vehicle failed to start. The mechanic diagnosed that the engine had seized and there were metal shavings in the oil. The vehicle was towed to the dealer, where it was diagnosed that the engine needed to be replaced. The dealer informed the contact that the manufacturer had denied coverage because the vehicle was previously serviced by an independent mechanic. The vehicle was repaired at the contact's expense. The contact related the failure to NHTSA Action Number: PE25001 (Engine, Engine and Engine Cooling). Additionally, the contact stated while idling and while driving at various speeds, the vehicle made an abnormal whining sound. The vehicle was taken to Bomnin Chevrolet Dadeland (8455...

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that after starting the vehicle, the engine made ticking and knocking sounds while idling. No warning light was illuminated. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The contact related the failure to NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the year and VIN were not included in the recall. The manufacturer was made aware of the failure. The failure mileage was approximately 59,000.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that when the vehicle was started, there was an abnormal rattling sound coming from the engine compartment. The contact stated there was no warning light illuminated. The contact had taken the vehicle to a local dealer, where it was diagnosed and determined that the cam shaft, rod bearings, and lifters had failed, and the engine needed to be replaced. The vehicle was repaired. The manufacturer was informed of the failure and referred the contact to the NHTSA Safety Hotline to report the failure. The failure mileage was 71,773.

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving 50 MPH and making a turn in the opposite direction, the vehicle lost motive power and there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. The contact was able to pull over to the side of the road. The vehicle failed to restart and was towed to the dealer, where it was diagnosed and determined that the rod and the lifters had failed, causing damages to the upper half of the engine. The dealer replaced the gaskets, the rods, the guides, the lifters, the camshaft, and the transition kit. Additionally, and oil change was performed. The vehicle was not covered under warranty and was repaired at the customer's expense due to the mileage. The contact stated that while driving approximately 65 MPH on another occasion, the vehicle made an...

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated while driving at various speeds, the check engine warning light and brake warning light had illuminated, and the message “Engine Powering down Mode” was activated causing the vehicle to shut off. The vehicle was towed to the local dealer who was unable to determine the cause of the failure. The contact stated that the failure had occurred on several occasions and the throttle body, Oxygen sensors were replaced along with an engine programming update was performed but the failure continued to occur. The manufacturer was notified of the failure, but no assistance was offered. The failure mileage was 77,154.