Silverado Exhaust Adaptive Valve Squeak at Francis Plante blog

Silverado Exhaust Adaptive Valve Squeak. the flapper valve (adaptive valve) does nothing pro or con as far as emissions go. It's only purpose is to lessen. adaptive valve is for reducing buzz or resonating noise while engine is in 4cyl mode. these concerns may be caused by the passive exhaust valve (pev), located in the exhaust muffler and tail pipe assembly, making noise. been looking at ways to lock the flapper valve in front of the muffler open to get a little more roar out of the tailpipes. As soon as i remote started my truck, i touched. the exhaust valve is there to help with the sound the trucks make when the afm/dfm system shuts cylinders down. As far as i know replacing anything from third catalytic convertor back (. called an adaptive valve, it's a spring loaded weighted flapper who's job is to attenuate exhaust noise to eliminate the. Turns out it was the adaptive valve/flapper valve in the exhaust. It is the exhaust adaptive valve located on the pipe in front of the muffler. i have found my issue on the rattle. i have a 2020 2.7 silverado and had a rattle in the exhaust at idle.

The new exhaust flapper design 20142019 Engine, Driveline, & Exhaust
from www.gm-trucks.com

called an adaptive valve, it's a spring loaded weighted flapper who's job is to attenuate exhaust noise to eliminate the. It's only purpose is to lessen. been looking at ways to lock the flapper valve in front of the muffler open to get a little more roar out of the tailpipes. As soon as i remote started my truck, i touched. the flapper valve (adaptive valve) does nothing pro or con as far as emissions go. adaptive valve is for reducing buzz or resonating noise while engine is in 4cyl mode. i have found my issue on the rattle. As far as i know replacing anything from third catalytic convertor back (. i have a 2020 2.7 silverado and had a rattle in the exhaust at idle. the exhaust valve is there to help with the sound the trucks make when the afm/dfm system shuts cylinders down.

The new exhaust flapper design 20142019 Engine, Driveline, & Exhaust

Silverado Exhaust Adaptive Valve Squeak i have found my issue on the rattle. Turns out it was the adaptive valve/flapper valve in the exhaust. been looking at ways to lock the flapper valve in front of the muffler open to get a little more roar out of the tailpipes. It is the exhaust adaptive valve located on the pipe in front of the muffler. It's only purpose is to lessen. i have a 2020 2.7 silverado and had a rattle in the exhaust at idle. As far as i know replacing anything from third catalytic convertor back (. As soon as i remote started my truck, i touched. the exhaust valve is there to help with the sound the trucks make when the afm/dfm system shuts cylinders down. the flapper valve (adaptive valve) does nothing pro or con as far as emissions go. these concerns may be caused by the passive exhaust valve (pev), located in the exhaust muffler and tail pipe assembly, making noise. adaptive valve is for reducing buzz or resonating noise while engine is in 4cyl mode. called an adaptive valve, it's a spring loaded weighted flapper who's job is to attenuate exhaust noise to eliminate the. i have found my issue on the rattle.

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