Medium and Heavy Trucks

Have truck repair questions? Ask an Expert

Connect one-on-one with {0} who will answer your question

Related Medium and Heavy Trucks Questions
My opt switch on my 2020 freightliner coronado I put my
My opt switch on my 2020 freightliner coronado I put my grill amber strobes to it and it will only work if the headlights are off … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
2014 Freightliner Coronado. Trailer ABS light is coming on
2014 Freightliner Coronado. Trailer ABS light is coming on when headlights are switched to high beam. Just started happening. … read more
BrentR718
BrentR718
13 satisfied customers
Marker lights and taillights on trailer went out again. Just
Marker lights and taillights on trailer went out again. Just had a pigtail harness put on and new fuse. I have a freightliner cascadia 2010. Fault codes Chass Controller Sht Lo 216s254 04 / Chass Sa71… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
13,427 satisfied customers
I have a 2012 Volvo VNL 670 and I'm having problems with the
I have a 2012 Volvo VNL 670 and I'm having problems with the light on my truck, I have no headlights, no turn signals, no trailer lights. The dashboard lights up when I turn on the park lights but whe… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
530 satisfied customers
I just bought a 2007 Freightliner Coronado lights are
I just bought a 2007 Freightliner Coronado lights are working but whenever I turn on park lights or Headlights my turn signal lights stop working!!! No flashing or brightness … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
13,427 satisfied customers
I need a wiring diagram for a 2012 freightliner coronado.
i need a wiring diagram for a 2012 freightliner coronado … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
Lost driver side headlight bright and dim also cab marker
Lost driver side headlight bright and dim also cab marker lights are out now have marker lights on trailer no turn signal back there 2007 Colombia Detroit 60 series engine … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
13,427 satisfied customers
Have a 1999 freightliner century with a dashlight issue...
Hello have a 1999 freightliner century with a dashlight issue... When i turn on my headlights my dash lights go out, and when i move the headlight switch all the way down to turn on just the markers t… read more
Mike Mcmillan
Mike Mcmillan
Triage Tech/Shop Foreman
Associates
530 satisfied customers
2006 freightliner Coronado, Detriot engine. Sitting idling
2006 freightliner Coronado, Detriot engine. Sitting idling with park lamps on and dash lights of couse. Once I turn headlamps on the dash lights goes completely dark. Also the trailer lights on the ta… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
My taillights on my truck quit. this includes the trailer
My taillights on my truck quit. this includes the trailer lights. All other lights are working correctly. I also want to mention that occasionally the taillights(LEDS) on both the truck and trailer wo… read more
Drue Casey
Drue Casey
Heavy Duty Diesel Mechanic
Vocational, Technical or Trade School
None of the lower parking lights work unless the headlights
none of the lower parking lights work unless the headlights are turned on if just the parking lights are on only the top lights work on the visor and top of the trailer what is causing this … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
What is the difference between marker lights and running
What is the difference between marker lights and running lights? And where is the fuse for the running lights Ina 3013 Cascadia DD15?… read more
Roy Belding
Roy Belding
7,807 satisfied customers
I have a 2012 freightliner Coronado that the turn signals
I have a 2012 freightliner Coronado that the turn signals will not work when the headlights are on before I got it they had put a new pigtail for left headlight new light switch new turn signal switch… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
I have an '02 Freightliner Century. When the headlight
I have an '02 Freightliner Century. When the headlight switch is in the down position I have tailights, marker lights (tractor and trailer), running lights and dash lights. When the headlight switch i… read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
I have a 2006 Freightliner Columbia. Vin#V85517....When I turn
I have a 2006 Freightliner Columbia. Vin#V85517....When I turn the headlights switch up for headlights and marker lights only headlights work but when I put it down to markers they do work. I have rea… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
37,166 satisfied customers
I have 2012 Freightliner Coronado glider. I have two problems,
I have 2012 Freightliner Coronado glider. I have two problems, 1) when I turn on my lights my blue high beam indecater dash light stays on all the time, but my low & high beams only work on the passen… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
214 satisfied customers
I have a 2001 freightliner century. When I turn on headlights
I have a 2001 freightliner century. When I turn on headlights dash lights and only the right headlight comes on , no marker lights or trailer lights. When I turn on marker lights all marker lights and… read more
Clayton
Clayton
Technician
Vocational, Technical or Trade Scho
627 satisfied customers
2011 freightliner Coronado, with the marker light switch on,
2011 freightliner Coronado, with the marker light switch on, I have normal lighting but when I turn the headlights on, all the clearance lights on the tractor and all the lower lights and tail lights … read more
Jeremy
Jeremy
Certified Truck/Bus Technician
Associate Degree
2,747 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Daniel Wilson

Daniel Wilson

13,427 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,293 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

4,563 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,747 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

1,824 satisfied customers

All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,806 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

462 satisfied customers

24 years of experience diagnosing & repairing

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x