smoke poured out of the exhaust of the car.
It is the car running too rich. or the car is using more gas than air.
According to consumers, Marvel Mystery oil is better than Gumout oil. The Marvel Mystery oil is used to unclog any valves and it is additive free unlike Gumout.
WHERE IS THE SMOKE COMING FROM ?
vehicles impact the environment because car give of smoke that makes pollution
make a summary of the passage
white smoke can be either your car overheating, or smoke from an electrical issue
if your intake is off the engine,and you can get in the intake ports with a small brass brush,Gumout carb spray is awesome,tryed all types of solvents,nothing close to Gumout........
Smoke could be coming from the vents of your car for a number of reasons. You may have an internal car fire.
Check your car smoke system.
Gumout is a fuel system treatment designed to clean and lubricate the fuel system of vehicles. It helps remove carbon deposits, varnish, and other impurities to improve engine performance, fuel economy, and emissions.
try using zmax i had the same thing on a car i had and it worked for me