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Both turn signals not working and went out at same time;
Both turn signals not working and went out at same time; Flashers and everything else works. Have tried replacing fuses and the turn signal lever but neither fixed it. I think it is maybe a relay issu… read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
19,501 satisfied customers
88 GMC 2500 -- Electrical issue with lights. Brake lights
88 GMC 2500 -- Electrical issue with lights. Brake lights won't come on, right rear blinker won't turn on. Need help figuring out where wiring issue is, so I can fix it.… read more
Roy
Roy
shop foreman
Associate Degree
4,483 satisfied customers
I have a similar problem with my 2012 Yukon XL Denali where
I have a similar problem with my 2012 Yukon XL Denali where the L and R brake lights don't work but the 3rd brake light does and I also tested the trailer brakes and everything works there. Flashers a… read more
Todd Audette
Todd Audette
Automotive Technician
Vocational, Technical or Trade School
363 satisfied customers
The left turn signal works off and on. When it works both
The left turn signal works off and on. When it works both lights come on. When it doesn't work the blinking is faster and only the front light works. Replacing the rear bulb did not help. … read more
GM Bob
GM Bob
Automobile Technician
High School or GED
1,080 satisfied customers
I have a 2001 Safari My brake lights stopped working
I have a 2001 Safari My brake lights stopped working Saturday. The one on the top of the van works but not the two tail lights. Turn signals work. It's not getting any elec. to the tail lights when yo… read more
Jaybird61
Jaybird61
Master Automotive Mechanic
2,463 satisfied customers
I have a 1995 gmc Sonoma pick up truck. The lights have all
I have a 1995 gmc Sonoma pick up truck. The lights have all worked fine for a long time and have not been replaced. Last night while driving I noticed the "hazard" or turn signal lights were staying l… read more
K. Wiggins
K. Wiggins
ASE Certified Technician
Associate Degree
3,569 satisfied customers
GMC C3500 HD Chas/Cab: I have a 2000 gmc 3500 diesel crew cab
I have a 2000 gmc 3500 diesel crew cab long box work truck. No air or cruse with an automatic***** Vin#1GTHK33F4YF467607. I took the truck in for a problem with the hazard switch. I had to manually pu… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC 2500HD: I have a new 2015 GMC 2500HD. This past weekend
I have a new 2015 GMC 2500HD. This past weekend I was installing a new Kicker vehicle specific bass speaker and amplifier. In the process of running the wires through the firewall, I cut several wires… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,832 satisfied customers
GMC savana 2500: Iam working on an 01 gmc savana and it has
Iam working on an 01 gmc savana and it has no turn signals or hazard lights at all.I have checked all fusesand all are good.Does this van have a bcm that controls these body functions?… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Sierra 1500 Classic SLT: I have recently converted all
I have recently converted all my exterior light to LED( tail lights, turn signal, and reverse lights). At first they would stay on solid, so I replaced my turn signal relay with a LED compatible one. … read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Sierra 1500: 2009 GMC, tried to put conversion led taillights
2009 GMC, tried to put conversion led taillights on, but plugged them into the socket 180 out. Blew fuses, so finally put original taillights back in, but now left turn signal lights do not work, fron… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
GMC Sonoma: I have a 1997 GMC Sonoma. Just had it inspected
I have a 1997 GMC Sonoma. Just had it inspected yesterday. today my blinkers and hazard flashers will not work. I checked for a blown fuse. Could this be as simple a fix as replacing the flasher relay… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
GMC Jimmy 4x4 (Mid Size): Ive got a 1996 gmc Jimmy that the
I've got a 1996 gmc Jimmy that the brake lights and turn signals including the emergency flash stopped working. I have checked the fuses in fuse box, all were ok. The third brake light is still workin… read more
Gm Tech (Cam)
Gm Tech (Cam)
GMC Mechanic
Vocational, Technical or Trade Scho
1,832 satisfied customers
GMC 1500 Suburban: My 1997 GMC Suburban truck just lost both
My 1997 GMC Suburban truck just lost both turn signals, brake lights and hazard lights. Checked fuses all good. Went to a chevy dealership and the told me it was a flasher switch (bought one) and or b… read more
Dave Nova
Dave Nova
GMC Technician
Associate Degree
929 satisfied customers
Gmc Sierra 1500: I have 2002 gmc Sierra and I have no turn
I have 2002 gmc Sierra and I have no turn signals. I have power across the interior fuse but I am not getting power across the two exterior fuses. I have replaced the flasher unit. Any diagnostic idea… read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
19,501 satisfied customers
I have a 1991 gmc sonoma. My taillights work as well as my
I have a 1991 gmc sonoma. My taillights work as well as my reverse lights, headlights, and marker lights. i have gone in and put all new bulbs in due to some being blown when i got the truck. Now my h… read more
jazzmaster
jazzmaster
LEAD AUTO TECH
Vocational, Technical or Trade Scho
2,323 satisfied customers
GMC Savana 1500: The turn signals on my 2004 savana blink very
The turn signals on my 2004 savana blink very fast.. where is the flasher unit on this van ?… read more
George H.
George H.
ASE MasterTechnician
Associate Degree
230 satisfied customers
GM yukon slt: just got in my 2007 gmc yukon and all of the
just got in my 2007 gmc yukon and all of the gauges on the dash do not work. In addition the turn signals did not work. Everything else appeared to be working fine from a mechanical standpoint. Is the… read more
Gary
Gary
ASE Certified Technician
Vocational, Technical or Trade Scho
1,589 satisfied customers
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Meet the Experts:

Gm Tech (Cam)

Gm Tech (Cam)

GMC Mechanic

1,832 satisfied customers

GM Grand Master Technician 2007. 14 year experience.

Gary

Gary

ASE Certified Technician

1,589 satisfied customers

GCM master tech over 25 years

Dave Nova

Dave Nova

GMC Technician

929 satisfied customers

ASE Master Certification. GM World Class Certification

Chris (aka-Moose)

Chris (aka-Moose)

GMC Technician

675 satisfied customers

16 years of experience

Ron Z.

Ron Z.

- GMC Tech -

285 satisfied customers

18+yrs experience. State Inspector & GMC Diagnostics/Repair

JFN1

JFN1

ASE Certified Technician

5,694 satisfied customers

GM Master Technician

George H.

George H.

ASE MasterTechnician

230 satisfied customers

15+ Years ASE Master Technician with Level 1 Certification

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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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