Exhaust or jake brake or neither?
How do I know if I have a jake brake, an exhaust brake or is it possible that we don't have either of these? We have a 2001 holiday rambler imperial with an Allison 3000 transmission. Am extremely...
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Executive wrote:
(snip)...Also, usually it will not engage if the cruise control is ON.....
....Dennis
Mine (Jacobs Exhaust Brake) does in fact engage even with the cruise control on. That's usually what wakes me up to the fact that I'd left the switch "on" - as we start a descent with the cruise on, the exhaust brake kicks in as the cruise backs off on the throttle. The first time it happened, my immediate reaction was "Uh oh. Loosing power! Something must be wrong with the engine!":E ..Then, I looked down and saw that Allison control pad showing "2" and saw that I'd left the exhaust brake on. :o
