Is there a possibility that a radiator cap of the car can pop off while the car is moving? If yes how long can the car run? - Quora
![Froth/scum under radiator cap. I've replaced the cap twice, flushed the coolant twice, and am not burning/losing coolant. No coolant and oil mixing under oil cap/dipstick. Clean the cap and it keeps Froth/scum under radiator cap. I've replaced the cap twice, flushed the coolant twice, and am not burning/losing coolant. No coolant and oil mixing under oil cap/dipstick. Clean the cap and it keeps](https://preview.redd.it/1tuf7y7cbqv51.jpg?auto=webp&s=368b4f0916c841d1f97967d35b65c5171536c33e)
Froth/scum under radiator cap. I've replaced the cap twice, flushed the coolant twice, and am not burning/losing coolant. No coolant and oil mixing under oil cap/dipstick. Clean the cap and it keeps
![Coolant reservoir cap broke | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum Coolant reservoir cap broke | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum](https://www.tahoeyukonforum.com/data/attachments/342/342925-57c484fc88d2e41c204cfb5ca40dedad.jpg)