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Have a 2004 Coumbia day cab changed air dryer govener and
have a 2004 Coumbia day cab changed air dryer govener and compressor both gauges build to 120 bottom gauge loosing lot of preasure when air dryer pops of … read more
Roy
Roy
shop foreman
Associate Degree
4,483 satisfied customers
2015 cascades secondary air pressure builds to 125 then
2015 cascades secondary air pressure builds to 125 then leaks down to 100 within 30 seconds … read more
Roy
Roy
shop foreman
Associate Degree
4,483 satisfied customers
Air dryer started purging every minute and a half or so. No
Air dryer started purging every minute and a half or so. No loss in pressure. Swapped the air dryer and new governor. Started doing that I'm very cold weather. Still doing the same thing after new par… read more
Don
Don
fleet superintendent
Vocational, Technical or Trade Scho
1,615 satisfied customers
Wayne 2014 kentworth has the new bendix air dryer with the
Wayne 2014 kentworth has the new bendix air dryer with the short filter it builds air pressure and air dryer purges showing that the tanks are full, but the secondary never does. I disconnect the air … read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
2,892 satisfied customers
Im working on a vt365 6.0 liter international I had no oil
Hi there, im working on a vt365 6.0 liter international I had no oil pressure at first I replaced the high pressure pump and the bus started and ran great for about 30 min I then road tested the bus t… read more
Roy
Roy
shop foreman
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I have international 7400 with codes 1:2 612_14a and 29:2 612_14a
I have international 7400 with codes 1:2 612_14a and 29:2 612_14a what is the problem. ac clutch not working. also code 150:1 2023_14a… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
My 04 freightliner isn't building secondary air. Its a 3 tank
My 04 freightliner isn't building secondary air. Its a 3 tank system with an automatic trans… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
My 07 Freightliner keeps losing the secondary air when driving
My 07 Freightliner keeps losing the secondary air when driving down the road. When I stop or the truck is sitting it doesn't lose any more air. I have checked for leaks and fixed any that i found. Cou… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
7,199 satisfied customers
i have a question for a mechanic very experienced in freightliner
i have a question for a mechanic very experienced in freightliner school bus air ride suspension systems . i drive a 2004 freightliner 78 passenger school bus , thomas body , mercedes engine , air bra… read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
Freightliner M2 business class air pressure wont pass 80ps
Freightliner M2 business class.... air pressure wont pass 80psi at idle with new compressor, new governor, air dryer , rear brake chamber...if I rev the truck it wld build and purge ... but after the … read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
we have a 2007 pete having trouble with air ride suspension
we have a 2007 pete having trouble with air ride suspension when step on gas pedal load gauqe goes down 15 lbs when step on break load gauge goes up 15 lbs on the truck frees it self up and rolls easy… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,243 satisfied customers
I have an 09 Volvo 670 with the D13 Volvo engine. When parked
I have an 09 Volvo 670 with the D13 Volvo engine. When parked it builds air when it gets down to only 110 to 115 #. Some times it works right and goes to 100#. When driving it goes down to 105 to 110 … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
I have a 2003 international 4200 with a vt365 engine. Truck
I have a 2003 international 4200 with a vt365 engine. Truck will not start. Engine will not spin over with key. Tried jumping across starter and engine will spin over but not start. Fuses in battery b… read more
tkman55
tkman55
Shop manager Trailer Refrigeration shop
138 satisfied customers
I have an A/C question on a 2010 International. The A/C has
I have an A/C question on a 2010 International. The A/C has a full charge, and the compressor clutch is working, but is is not cooling. The compressor is staying engaged and the pressure are staying a… read more
sevn103
sevn103
232 satisfied customers
I have a 2003 International 9200i tandem semi tractor. When
I have a 2003 International 9200i tandem semi tractor. When the truck is running it loses about 5psi per minute secondary air and the air compressor will not load until the secondary air reaches appor… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
The air pressure on my Mack CX613 is ranging from 150 psi at
The air pressure on my Mack CX613 is ranging from 150 psi at times then it will drop below 70 and will not build air pressure until I bleed the air down to 20 psi. After I bleed the air down to 20 psi… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
Have an 04 Freightliner Century with a Detroit 60 series.
Have an 04 Freightliner Century with a Detroit 60 series. The secondary tank keeps dumping air. I have replaced the cluth fan (first diagnosis) the Turbo (second diagnosis) and the Compressor (the thi… read more
diesel-tech
diesel-tech
Owner of landrys truck repair llc
136 satisfied customers
i have a 07 western star 4900fa.i have a problem with the air
i have a 07 western star 4900fa.i have a problem with the air ride cab.i release the brakes the air valve loses air,but does not exhaust through the valve… read more
JANECZFJ
JANECZFJ
158 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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