Medium and Heavy Trucks

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I have a 2002 Volvo VHD that has no turn signal lights or
I have a 2002 Volvo VHD that has no turn signal lights or hazards, the most I got them to do a couple times is the light will flash just once but that is it. I just recently got the truck and started … read more
Steven
Steven
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11 satisfied customers
2011 Hino 238, starter cranks when brake pedal pushed, turn
2011 Hino 238, starter cranks when brake pedal pushed, turn signals on, or hazard switch on. Also, low coolant warning always on and air brake error on when park brake off.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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My check engine light is coming on and off intermittently.
My check engine light is coming on and off intermittently. When the light is on I have no wiper blade, cruise, engine break, blower/ thermostat, turn signal. When the light goes off all my controls wo… read more
Roy
Roy
shop foreman
Associate Degree
4,491 satisfied customers
2001 Ford f250, 7.3. Truck came in with bad starter.
2001 Ford f250, 7.3. Truck came in with bad starter. Replaced the starter but on the starter relay that is mounted on the passenger fender, the small wire that energizes the relay has constant power t… read more
Curtis B.
Curtis B.
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Associate Degree
991 satisfied customers
97 freightliner fld 120. Right blinker works but when brake
right blinker works but when brake is applied the signal freezes. same thing happens when flashers are on. located brake relay on firewall and unplugged but had no effect on situation. … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,934 satisfied customers
Do you know where I can get a fuse diagram for the interior
Do you know where I can get a fuse diagram for the interior fuse rack on a 2003 Sterling? Thanks. … read more
FIX-IT
FIX-IT
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Vocational, Technical or Trade Scho
829 satisfied customers
I've got a 2015 Freightliner Cascadia that does not have
I've got a 2015 Freightliner Cascadia that does not have power to the ignition switch. When I hot wire the ignition switch the dash and everything powers up like it should but it says 'park brake off'… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,934 satisfied customers
I am working on a 1996 2654 dump truck. Turn signal switch
Hello, My name is***** am working on a 1996 2654 dump truck. Turn signal switch went bad. Just replaced it with a new 6 wire turn signal switch with matching color codes. It has the option on the sign… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,934 satisfied customers
I have a 2003 peterbilt 379 truck that wont start. the
hi, I have a 2003 peterbilt 379 truck that wont start. the engine turns over fine. I can plug in my scan tool and read the fault codes ( none found), I tested the ignition switch(ok), when you turn th… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
I was changing the body controller to the other truck
Hello Andy.. I was changing the body controller to the other truck because it had to go on a trip, and i accidently touch the power wire with ground and i believe a section of the controller got burne… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,934 satisfied customers
I have a 2011 389 pete it has no power to the washer motor.
I have a 2011 389 pete it has no power to the washer motor. Havea wireing schematic looking for # ***** wire from turn stick module but icant find the module anywhere.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
2,803 satisfied customers
2007 IH 4300 1HMMAAL27H486569. Headlamps will not come on by
2007 IH 4300 1HMMAAL27H486569. Headlamps will not come on by the switch. Only the low beams come on when you release the parking brake. You can flash the high beams anytime but they will not stay on. … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
I have a wipers troubleshooting on a 2000 freightliner Classic,
i have a wipers troubleshooting on a 2000 freightliner Classic, i replace the wipers control/switch, and nothing, i check with the test light the plug to the motor and no electricity, with the truck r… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
254 satisfied customers
Hey spanky its roland again hopefully you can help me i have
Hey spanky its roland again hopefully you can help me i have a 1996 ford aeromax with a 11.1L detriot. seems i dont have power coming out of the junction box on the cab for the trailer brake lights. i… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
I have an 2000 Kenworth W900L and yesterday I lost taillights
I have an 2000 Kenworth W900L and yesterday I lost taillights on my trailer. Still have them on my tractor. Tried finding a fuse labeled "TRL STOP" as this has been a problem in my 2007 KW T600 and ch… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
MY 2007 HINO-268 STALLS WHEN DRIVING DOWN THE ROAD AND I PUSH
MY 2007 HINO-268 STALLS WHEN DRIVING DOWN THE ROAD AND I PUSH THE HORN BUTTON OR PUSH THE WINDSHIELD WASHER SWITCH. THE WASHERS WORK FINE WHEN SITTING IDLE IN PARK. SO FAR IT WILL START RIGHT AWAY AND… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
3,934 satisfied customers
I have a 2010 kenworth w900l I am having turn signal problems.
I have a 2010 kenworth w900l I am having turn signal problems. My right signal does not work no indicator light no trailer or fender lights but the rear light does work. I have swapped the flasher mod… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
Why does my peterbilt 367 semi blow a 20 amp fuse in the power
Why does my peterbilt 367 semi blow a 20 amp fuse in the power G5 fuse location in the engine compartment fuse panel when I use the left turn signal… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
696 satisfied customers
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