Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
Bendix ba-921 air compressor not building air. 2007
Yes. Currently have the D-2 governor removed from compressor. Made no change to the symptoms. … read more
Dieseljunky2
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My 2020 cascadia is loosing air in secondary tank but only when driving have had truck in multiple shops can't find it doesn't leak while sitting … read more
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I have a 2004 freightliner columbia that started losing air
I have a 2004 freightliner columbia that started losing air pressure driving down the highway.Then once I parked it built up again and now it's losing pressure while I'm sitting.Any suggestions? … read more
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Keiphun Sowell
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I have a 2005 Freightliner Columbia not building air
I have a 2005 Freightliner Columbia not building air pressure to the second tank also. I have put in a new compressor, governor, and check valve. Don't find any leaks anywhere... … read more
Daniel Wilson
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2005 mack granite e7 wont build air. I installed new
2005 mack granite e7 wont build air. I installed new compressor, new govner, new air dryer. Will not build air at idle. Air lines are not kinked. No regulators going into tanks. … read more
Bradey V
Bradey V
Certificate
I have a 2011 Freightliner Columbia series 60 12.7 DET
I have a 2011 Freightliner Columbia series 60 12.7 DET engine cranks does not start it gives me a no eng and a fault 01 on the LCD screen where it show odometer reading I get no volt reading the only … read more
Bradey V
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Freightliner Columbia 2010 with Detroit Series 60 Air drier
Freightliner Columbia 2010 with Detroit Series 60 Air drier assembly and air governor have both been replaced twice. Both primary and secondary air gauges going to 150 psi Air from air drier purges fo… read more
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I have a 2007 freightliner columbia mbe4000 i cant get it to
I have a 2007 freightliner columbia mbe4000 i cant get it to built any air at all i replaced the dryer with governor on it I replaced the primary ait tank and check valve on fron of it along with all … read more
Daniel Wilson
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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 Belding
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05 freightliner columiba 1FUJA6CV56LV41816 secondary air
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Daniel Wilson
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I'm idling and my air pressure drops I have a new dryer no
I'm idling and my air pressure drops I have a new dryer no air leaks compressor almost new new governor … read more
FIX-IT
FIX-IT
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Working on a 2007 Freightliner Columbia with Series 60 Detroit.
Working on a 2007 Freightliner Columbia with Series 60 Detroit. Builds air very slow and wont purge from new drier. Will build to about sixty psi at idle then when reved to around 800 RPM will build t… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have 2010 Freightliner cadcadia dd15 , having problems with
I have 2010 Freightliner cadcadia dd15 , having problems with air not building up, secondary usually builds first , dryer pops Off when secondary air builds up, replaced dryer , check valve on 3rd tan… read more
Daniel Wilson
Daniel Wilson
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My 04 freightliner isn't building secondary air. Its a 3 tank
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spankyjr1
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I have a 2009 freightliner columbia cl120 with a Detroit engine
I have a 2009 freightliner columbia cl120 with a Detroit engine DD15 and my question is I can't build enough air I'm getting air in my air bags both truck and trailer but I'm only going up to 100 psi … read more
Jeremy
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Associate Degree
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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
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Vocational, Technical or Trade Scho
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2006 freightliner, 1FUJA6CK46DV32976, with 14l detroit engine,
2006 freightliner, 1FUJA6CK46DV32976, with 14l detroit engine, columbia. Have had trouble with pushing coolant out the overflow tank. After checking everything we change the head with one directly fro… read more
Daniel Wilson
Daniel Wilson
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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
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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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