Medium and Heavy Trucks

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Related Medium and Heavy Trucks Questions
I have a t800 KW; my low air pressure light and buzzer will
I have a t800 KW; my low air pressure light and buzzer will not go out even after the air dryer has cycled and im at 120 psi They replaced my starter last week and when they did, they broke some wires… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
13,212 satisfied customers
1988 Kenworth T800 blowing a fuse everytime I turn the right
1988 Kenworth T800 blowing a fuse everytime I turn the right directionals … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
13,212 satisfied customers
I'm a grain farmer and I'm looking to buy a used semi. I
I'm a grain farmer and I'm looking to buy a used semi. I have a Freightliner that I'm trading off. We also have a 2011 t800 curved glass Kenworth that I like but have had a couple of engine issues but… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
I have a c15 mbn bridge motor, what can I do to get better
Hi I have a c15 mbn bridge motor, what can I do to get better fuel mileage … read more
Kent Van Wagner
Kent Van Wagner
40 satisfied customers
I have a cab over k 100 kenworth with this cummins engine,
I have a cab over k 100 kenworth with this cummins engine, serial # 07163839, can you tell what the vin number of the truck is? … read more
Mike
Mike
Triage Tech/Shop Foreman
Associates
201 satisfied customers
2012 Kenworth, no high beams on right and no low beam on
2012 Kenworth, no high beams on right and no low beam on left. Fuses for chassis node are good, bulbs are good. Looking for wiring diagram from lights to chassis node … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
203 satisfied customers
Do you know why or what the difference is on a t800 v t 660
Do you know why or what the difference is on a t800 v t 660 kenworth in the wiring that I can't put a smart start on a t800 … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I'm working on a 2013 kenworth t800. I have turn signals on
I'm working on a 2013 kenworth t800. I have turn signals on the tractor but not the trailer. I have no power to the 7 way plug from the PDM. All other lights working fine. All fuses are good and none … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
Heated mirrors dont work on 1997 T800 kenworth. The switch
Heated mirrors dont work on 1997 T800 kenworth. The switch in dash has 2 spades on the back. Theres also 2 wires hanging loose in dash also, one says low mirror heat and other says high mirror heat. B… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
Having troubles with a 2012 Kenworth. No hood signals. Rear
Having troubles with a 2012 Kenworth. No hood signals. Rear signals work. Finding that they run through the CECU and the Chassis Node. Wondering if its possible to get a wiring diagram for the signal … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
203 satisfied customers
2004 t800 intermittent wont new switch and motor on wipers,
2004 t800 intermittent wont new switch and motor on wipers … read more
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Fleet Warranty Manager
Vocational, Technical or Trade School
5 satisfied customers
Engine brake stop working. clutch switch is working still
engine brake stop working. clutch switch is working still not engine brake … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
3,632 satisfied customers
I have a 2002 Kenworth T800 and the heater is only working
I have a 2002 Kenworth T800 and the heater is only working on one setting and then heating gives out altogether. I've bought a blower motor resistor to replace the old one...but I can't find where the… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,672 satisfied customers
2011 kenworth t800 with aero cab. I just purchased this semi
2011 kenworth t800 with aero cab. I just purchased this semi and I see there is a place on the top center for the CB that is already pre wired with dual antennas ran out to the mirrors. I am also tryi… read more
Alex Olsen
Alex Olsen
auto/diesel/industrial
520 satisfied customers
I have a KW T800, Cummins ISX CM570, Allison 4500 RDS, cruise
Hi I have a KW T800, Cummins ISX CM570, Allison 4500 RDS, cruise control & engine brake not working. I have checked the engine brake & wiring harness from ECM to brake working fine when voltage applie… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
203 satisfied customers
GA-RP 2005 kenworth t800 log truck with c-15 twin turbo engine.
2005 kenworth t800 log truck with c-15 twin turbo engine. my problem I been haveing is my water temperature, on the flat roads it doesent come to temperature doesn't get more then 50 degres on gauge ,… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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Good-day. I have Kenworth conventional 2005 T800 truck. The
Good-day. I have Kenworth conventional 2005 T800 truck. The fan motor switch works only on high speed. I was told it was the resistor would need to be replaced. I also replaced the fan switch because … read more
Toby
Toby
Vocational, Technical or Trade Scho
107 satisfied customers
what is the difference between a Kenworth T800 cab with curved
what is the difference between a Kenworth T800 cab with curved glass and one with flat glass? My cab with curved glass burnt and I can get one with flat glass but not sure how many differences there a… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
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Meet the Experts:

DJ

DJ

Medium and Heavy Truck Mechanic

1,012 satisfied customers

Truck mechanic with applied science degree in diesel technology

Daniel Wilson

Daniel Wilson

3,632 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

4,965 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

13,212 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,672 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

cumminsdr

cumminsdr

Mechanic

1,458 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

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16 years of experience

dieseldan55

dieseldan55

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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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