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Engine And Engine Cooling
07/01/2026
The contact owns a 2021 Cadillac Escalade. The contact stated that while approaching a red light and slowing down, there was a knocking sound coming from the vehicle, and the vehicle failed to properly accelerate. The vehicle was immediately driven to the local dealer to be diagnosed. The vehicle was diagnosed with engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not yet repaired. The manufacturer was notified of the failure, but no assistance was offered. The contact was informed that the VIN was not included in NHTSA Campaign Number: 25V274000(ENGINE AND ENGINE COOLING). The contact stated that the vehicle had experienced the failure listed in the recall. The failure mileage was 40,000.
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Engine
06/04/2026
Accelerated onto a 4-lane major highway and lost most engine power and many warning lights came on. I lost most vehicle power merging onto a 4 lane highway around other vehicles. I was able to get the car stopped car safely on side of the road and cut off for one minute. There was a noticeable rattlling noise in the engine compartment and severly reduced power. No lights regarding engine were previously available. Got the vehicle to dealer service center. Below is their report. "engine misfire detected. checked misfire data, all cylinder has recorded misfires with cylinder #4 being the most at 23,316. will have to remove bank 2 valve cover for inspection of rocker arms along with push rods. after removing valve cover no visible issues. started vehicle and the scraping/ticking noise is very audible. all rocker arms are moving. when touching cylinder #4 exhaust valve rocker arm can feel the roughness of the noise. which is indication of failed valve lifter or camshaft lobe. estimate pro...
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Engine
06/26/2026
Following a recent oil change, I started the vehicle back up to drive approximately an hour to another city and the engine was making a horrible “knocking” sound. Took the vehicle back to the dealership and it was confirmed catastrophic engine failure which fell under GM’s known 6.2L engine issues. My safety and my children’s safety were put at risk because had I not drove directly to the dealership instead of getting on the highway as planned, the vehicle could have died at highway speeds posing a serious safety risk. No warning signs, no engine light, nothing prior to the failure.
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Visibility/wiper
04/15/2026
When the vehicle is shifted into reverse, the backup camera intermittently does not display an image. Instead, the screen shows a blue hourglass, leaving me without rear visibility while backing up. This creates a safety risk because I may not be able to see pedestrians, children, vehicles, or objects behind the vehicle, increasing the risk of a crash or injury. GM has issued Service Bulletin 23-NA-084 for the 2021 Cadillac Escalade, titled “Blue Hourglass and No Gridlines on Radio Rear View Camera Display While in Reverse.” The bulletin identifies software anomalies in the Video Processing Module and instructs dealers to reprogram the module. My concern is that this is a safety-related rear visibility failure, not merely a convenience or display issue. I also understand GM/NHTSA Campaign 22V709 involved rear-view camera failures on other GM vehicles, including certain Cadillac XT5, Cadillac XT6, and GMC Acadia models. Although my Escalade is not included in that recall, the safety con...
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Engine
05/26/2026
Engine failure while driving on highway at 70 mpg.