It sounds like you are loosing voltage from the light switch to the tail lights. You just have to start tracing wires and checking splices. You may need a wiring diagram from MOTORLIT.COM.
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Related Questions
Diagram of a 1989 Bronco II Fuse Box?
list of fuses for 1989 bronco 2
Where to start to troubleshoot a 1989 bronco xlt with none of the gages working?
I would look for a blown fuse. Make sure ignition switch returns completely to the run position, after starting.
1989 Nissan pickup parking lights not working?
Check the radio/Acc fuse...
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it shold
Will a 1984 ford bronco back window fit a 1989 ford bronco?
yes
What is the fuel pump wiring diagram for a 1989 ford bronco 11?
A wiring diagram of a 1989 Bronco 11 fuel pump can be purchased from most auto parts stores. It can also be found in do-it-yourself repair books for a 1989 Bronco 11.
Why would all the lights stop working on a 1989 Chevy beretta?
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What rear end is in the 1989 bronco?
8.8
What size engine is in the 1989 Ford Bronco II?
A 1989 Ford Bronco II has a ( 2.9 liter / 177 cubic inch V6 engine )
1989 Toyota Camry brake lights not working?
Check the bulbs, the fuse and the brake light switch.
Will 85 ford bronco tailgate fit 89 ford bronco?
Yes. The Bronco body style didn't change again until after 1989.
What automatic transmission is in a 1989 bronco ii?
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Does a 1989 ford bronco with a 351 EFI come with a 3 speed transmission?
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Who do you hook up your brakelights on a 1989 Volvo 240 gl?
i am trying to find out my my back lights are not all working
What could be the reason for dash board lights and tail lights not working on a 1989 Mercury Sable even after the fuses have been replaced?
Is there a penny stuck in the lighter port?
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If fuse is ok, could be a bad headlight switch
What is the firing order for a 1989 ford bronco 5.8?
13726548
Will a transmission from a 1989 Bronco fit into a 1993 Bronco?
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If Brake lights on 1989 Honda civic have stopped working?
Check bulbs, fuse, bad ground, brake light switch.
Why your emergency lights not working on your 1989 GMC truck?
Bad flasher unit, bad relay, bad wiring... any of those.
What is the gap on the spark plug for 1989 bronco 2?
It is 44 hundreths
Can you adjust the valves on a 1989 ford bronco?
That depends on the size of the engine
What is the engine oil capacity for a 1989 Ford bronco?
6 qt
What is the spark plug gap for an 1989 ford bronco 351?
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How much does a 1989 bronco gas tank hold?
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