Sometimes at a traffic light, I like to make the truck whistle by engaging the exhaust brake switch.
Why not?
Sometimes it works... sometimes it does not. (at idle)... It always works when decelerating.
Thoughts?
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Sometimes at a traffic light, I like to make the truck whistle by engaging the exhaust brake switch.
Why not?
Sometimes it works... sometimes it does not. (at idle)... It always works when decelerating.
Thoughts?
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