Medium and Heavy Trucks
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have you checked the actuator??? that is a very common failure. did you check the bearings in the turbo??
ok, have you pulled codes??? is your mechanic familiar with freightliner???
ok, what are the codes
ok, they are codes for vane failures in the turbo. it is either the actuator or the turbo itself.
have you verified the v pod is working?? connector on top is common for failing
it is on the turbo. air is provided from the v pod to the actuator upon acceleration. when you rev the engine the actuator should move. your mechanic should be able to check that