Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
2006 international 4300 dt466 brake pressure light and
2006 international 4300 dt466 brake pressure light and buzzer get going off. I have replaced the hydro booster and master cylinder. Brake are firm and brake normal during test drive. the brake switch … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
The brake pressure light and buzzer and control trac light
The brake pressure light and buzzer and control trac light keep coming on. I have a 3200 International bus. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
2004 Freightliner with Detroit. Low air buzzer comes on when
2004 Freightliner with Detroit. Low air buzzer comes on when driving after about 5 minutes. Air pressure is at 120. Changed both pressure switches. Still comes on. Goes off when go over large bump and… read more
FIX-IT
FIX-IT
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Vocational, Technical or Trade Scho
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My 99 5.9 dodge cummings diesel shut off when I hit a bump.
my 99 5.9 dodge cummings diesel shut off when I hit a bump. Now the wiat to start light does Not come on and it won't turn over … read more
cumminsdr
cumminsdr
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High School or GED
1,351 satisfied customers
I have a 6500 with the brake light staying on and the buzzer
I have a 6500 with the brake light staying on and the buzzer is going off … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,990 satisfied customers
Problems starting, even with ether. I proceeded to replace
Problems starting, even with ether. I proceeded to replace the fuel filters. It seemed to start great at first. But now it's back to not starting. Funny thing is, when I crack a fuel line to bleed air… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have a 1991 Topkick the last 8 of the Vin is MJ513766. The
I have a 1991 Topkick the last 8 of the Vin is MJ513766. The issue I had was a leaking brakeline. Repaired and bled the brakes. Released the parking brake to pull truck out of garage and Apply Park Br… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,990 satisfied customers
My name is ***** *****, have a 2013 international, ambulance
Hi, my name is ***** *****, have a 2013 international, ambulance application, brake pressure buzzer and light come on intermittingly, changed master and switches attatched to master and also relay. It… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I have a 2001 Isuzu NQR, I replaced all 4 rear wheel
I have a 2001 Isuzu NQR, I replaced all 4 rear wheel cylinders, shoes and drums. bled the system several times now. Bled out the load proportion valve also. When I hit the brakes hard once they work, … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,990 satisfied customers
GM w4500: I have a 2000 gmc w4500 My problem is the brake,
I have a 2000 gmc w4500 My problem is the brake, brake booster and battery lights on the dash stay lit. The alternator is charging. The lights first came on while I was driving and the a/c fan turned … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,990 satisfied customers
have a 2012 bluebird bus it has metric brake failure light
have a 2012 bluebird bus it has metric brake failure light on and buzzer will stay , when applying brakes electric brake booster does not work ant suggestions thanks ralph… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,990 satisfied customers
2004 Freightliner Columbia has problems with headlights and
2004 Freightliner Columbia has problems with headlights and dash flashing along with truck acts like and sometimes dies going down the highway. Keep getting told it is a ground issue but can't seem to… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
1999 international 3400 T444E. Problem: Electric motor
1999 international 3400 T444E. Problem: Electric motor sound at brake pedal is activated at every pressing of the brake. Air system seems fine and activates drive shaft parking brake perfectly. I even… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
i have a 2004 bluebird bus with a catepillar c7. i have a buzzer
i have a 2004 bluebird bus with a catepillar c7. i have a buzzer going off under under certain conditions. when you start and run the engine cold, everything is fine. the low air prssure buzzer goes o… read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
i have a 2009 freightliner Cascadia, when I hit the brakes
i have a 2009 freightliner Cascadia, when I hit the brakes the trailer abs light on the dash comes on only when hooked to a trailer, any trailer. I changed the cord. it comes on only for about 3-4 sec… read more
Rudolph Diesel
Rudolph Diesel
Service manager/ Master mechanic
Vocational, Technical or Trade Scho
1,905 satisfied customers
I have a 2002 international 4300 dt 466 automatic , the truck
I have a 2002 international 4300 dt 466 automatic , the truck will start but once you hit around 1500 rpms the accelerator shut down and engine light comes and truck wont move again until you turn key… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
4,530 satisfied customers
GMC C6500 v8 shook violently driving down the highway and then
GMC C6500 v8 shook violently driving down the highway and then lost power, sat 30 min and now traveling at 50 mph. what should I look for?… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
2,892 satisfied customers
W4500: 2001 GMC W4500 with isuzu 4.7 L engine. Dash warning
2001 GMC W4500 with isuzu 4.7 L engine. Dash warning lights flash off and on (battery, emergency brake, brake boost)with a clatter of relays after the engine has warmed up. No noticeable operating sym… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

2,803 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,530 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

2,892 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

3,990 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, EPA 608/609 HVAC Certified, Steering/Suspension and ABS/Brakes Technician

cumminsdr

cumminsdr

Mechanic

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All types of Cummins applications

Curtis B.

Curtis B.

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991 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

dieseldan55

dieseldan55

Contractor

74 satisfied customers

Road Service mechanic for Volvo Construction.

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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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