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Related Medium and Heavy Trucks Questions
2001 Freightliner CST120 VIN F57732 Would like to add
2001 Freightliner CST120 VIN F57732 Would like to add capability to dump rear air bags when connecting/disconnecting trailers.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a Freightliner Cascadia 1FUJGLDR7DSBU2328 that has no
I have a Freightliner Cascadia 1FUJGLDR7DSBU2328 that has no sir suspension dump switch and I need to install one. Ive heard that there is a kit you can buy because they are prewired for a smart switc… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
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Mu fan clutch turn on and off it is not normal because when
Mu fan clutch turn on and off it is not normal because when it does turn on you can feel it the engine runs rough also having issue with my cad air bags they don't build enough pressure … read more
Mike Mcmillan
Mike Mcmillan
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Trying to find the air suspension dump valve. The switch
I don't hear any air sounds when I flip the switch like I do when I flip the fifth wheel switch. Also the interaxle switch lights up when I flip the dump air switch.… read more
Mike Mcmillan
Mike Mcmillan
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I have an 07 international 8600 with suspension dump issues.
I have an 07 international 8600 with suspension dump issues. The leveling valve works fine, and the light stays solid on the switch, but it's not dumping any air. I can hear a click and a small puff o… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
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528 satisfied customers
I have a 2013 International Prostar with a Maxxforce 13
Hello, I have a 2013 International Prostar with a Maxxforce 13 motor. The air bag dump was working and I have a driver that dumped the bags and now it's not activating to raise the bags back up. Any i… read more
Mike Mcmillan
Mike Mcmillan
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I have a 2018 KW T880 with a suspension issue. The airbags
Hey DJ i have a 2018 KW T880 with a suspension issue. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Kenworth T880 what will keep the truck from airing the cab
Kenworth T880 what will keep the truck from airing the cab and everything else up when starting?… read more
spankyjr1
spankyjr1
Journeyman
2,873 satisfied customers
I have a freightliner m2-112 vin bw1522 that the air
I have a freightliner m2-112 vin bw1522 that the air suspension won't dump. I put a new switch in the dash, but no luck. The truck has 2 leveling valve at the rear. The dash switch is electric. What a… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
2000 W900 NO AIR AT LEVELING VALVE. 860313 LAST SIX OF THE
YES TOOK LINES OFF AT VALVE NO AIR NOT SURE WHAT TO DO … read more
spankyjr1
spankyjr1
Journeyman
2,873 satisfied customers
Put freightliner cut off on my pete and i wanted to hook up
put freightliner cut off on my pete and i wanted to hook up dump valve to dump air off tandem to make it easier to hook and unhook trailers … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
I have a 2006 model Mercedes Actros 2640 trailer unit. The
I have a 2006 model Mercedes Actros 2640 trailer unit. The air suspension is up on the left hand side but there is nothing on the right. Can you advise please where to look for the issue.… read more
Don
Don
fleet superintendent
Vocational, Technical or Trade Scho
1,636 satisfied customers
Got an air leak somewhere on a 1996 Volvo tractor with M11+.
Got an air leak somewhere on a 1996 Volvo tractor with M11+. If we dump the suspension it holds air all night. If we do not dump it ... we're losing air. We have replaced the Air Dryer (needed one any… read more
spankyjr1
spankyjr1
Journeyman
2,873 satisfied customers
Engine off, parking brake on: push in black suspension knob,
Engine off, parking brake on: push in black suspension knob, truck lowers then black knob pops out, not staying dumped.… read more
][\][iCk0411
][\][iCk0411
Fleet Warranty Manager
Vocational, Technical or Trade School
5 satisfied customers
2001 Kenworth T2000 air suspension supply issue. Suspension
2001 Kenworth T2000 air suspension supply issue. Suspension air will not rise above zero unless I am bobtail - most of the time. Then will reconnect to empty or loaded trailer and suspension air will … read more
spankyjr1
spankyjr1
Journeyman
2,873 satisfied customers
On a Freightliner M2 under an RV, I have a problem with the
On a Freightliner M2 under an RV, I have a problem with the air dump for leveling. It dumped Ok but now will not build any pressure. I can hear the button operating on and off assume the valve or what… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
5,780 satisfied customers
i need help i have 2000 fruehauf 53 dry van trailer and the
i need help i have 2000 fruehauf 53' dry van trailer and the air bags started airing all the way up when i would get unload so i change out the little leveling box and now when i push the red knob in … read more
spankyjr1
spankyjr1
Journeyman
2,873 satisfied customers
I have a 2003 International 7600 with an ISM cummins. Active
I have a 2003 International 7600 with an ISM cummins. Active code of PID 411 FMI 16, something with EGR. Amber check engine light is on. Will go off and on while driving. The truck runs better with th… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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