Do what steve said and pull the vacuum line to the booster and cap it off and see if it still stalls. If thats the case then it is best to try and get it fixed during the cold weather season to make sure that the problem is solved.
Why Does A Car Stall When You Brake
Truck stalls when braking. Yet when you restart the engine and run the car at higher speeds it seems to run fine or at least more smoothly. Lou trottier is owner operator of all about imports in mississauga. Heres what could be wrong. Method 1 low transmission fluid level 1. If you have a carburetor you may have a bad accelerator pump or power circuit. If your egr valve is clogged dirty or defective it can cause your car to stall idle erratically or sputter depending on whether it is stuck open or closed.
Stalling can also happen if there is a brake line obstruction either by a chunk of rust or a pinched brake line. There may be lots of reasons a car stalls at intersections including low automatic transmission fluid levels moisture in your gas broken sensors or issues with the egr valve. 1998 chevrolet silverado stalls when hitting brakes when i apply the brake it kills the motor on my 1998 chevy silverado 57 liter i just changed the gas tank fuel pump andfuel filter. The car may also stall due to a vacuum leak in the anti lock brakes system. Air in the brake fluid from a hole in the system can prevent proper pressure to the brakes. Distributor cap older vehicles for some vehicles this issue only happens in cold weather.
You take your foot off the gas pedal to apply the brake but your engine begins to idle very roughly and then it stalls. If your brake pedal is stiff and it stalls when you apply the brakes it sounds like the diaphram in you brake booster may be ruptured. Its noticeable to you as a stalling condition when braking and the engine is returning to idle. Truck runs great until you apply brake. If it doesnt stall then its time for a new booster. Clogged or restricted egr valve.
Again there are many possible causes of this issue.
Gallery of Truck Stalls When Braking
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