Brake lights and turn signals don't work on my 85 gmc

80

Asked by Nov 30, 2015 at 09:54 PM about the 1985 GMC C/K 10

Question type: Maintenance & Repair

I have an issue with my brake and turn
signals the front left works but the front
right and rear don't, as for the brakes no
power going to brake  switch. I changed
switch and flasher.checked under dash
connect ion get power through both ends
  checked tail gets power through socket ,
but doesn't blink when turn signal on
,also checked harness for trailer hookup
and it flashes through the pigtail .so I'm
scratching my head. Any suggestions
tried to troubleshoot.

6 Answers

I really hesitate to say this, gearheadnard321, you strike me as somebody that knows what they are doing. You have done all the right things. But you don't mention bulbs.

2 of 2 people found this helpful.

I sized them up as much as possible and keep focus

2 of 2 people found this helpful.

click image for full screen

2 of 2 people found this helpful.
80

Thanks FordNut. I forgot to mention I checked and changed turn signal bulbs had an extra pack of 1156 in my tool box .as for the front I swapped right to left and it seems to work fine .

1 of 1 people found this helpful.

Sorry man didn't mean to insult you. One more

2 of 2 people found this helpful.
80

No insult taken .the more information I retrieve the better the strategy to diagnose and fix.thanks again

1 of 1 people found this helpful.

Your Answer

C/K 10

Looking for a Used C/K 10 in your area?

CarGurus has 8 nationwide C/K 10 listings and the tools to find you a great deal.

ZIP:

GMC C/K 10 Experts

  • #1
    tennisshoes
    Reputation
    30
  • #2
    gearheadnard321
    Reputation
    20
  • #3
    AskTrannyMan
    Reputation
    10
View All

Related Models For Sale

Used Ford F-150
2,318 Great Deals out of 183,061 listings starting at $1,000
Used Chevrolet Impala
515 Great Deals out of 33,923 listings starting at $950
Used Ford F-100
167 listings
Used Ford Mustang
732 Great Deals out of 38,316 listings starting at $895
Used Chevrolet Camaro
416 Great Deals out of 30,787 listings starting at $3,550
Used Chevrolet Corvette
296 Great Deals out of 20,725 listings starting at $2,990

Used Cars For Sale

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.