[THOMAS C]

Thwy Work Fine Until Headlights Are On Then They Go Out When Brake Is Applied 2001 Chevy Van 3500

 

[xerrus43]

Find a mechanic. electrical problems can be serious issues look for recalls on that model .

 

[paul h]

Sounds like a bad headlight switch or ground problem in the circuit.
Wirediagram.com has wiring schematics for a fee or Eautorepair.net
You may want to replace the h/l switch first.

 

[paul h]

Sounds like a bad headlight switch or ground problem in the circuit.
Wirediagram.com has wiring schematics for a fee or Eautorepair.net
You may want to replace the h/l switch first.

 

[paul h]

Sounds like a bad headlight switch or ground problem in the circuit.
Wirediagram.com has wiring schematics for a fee or Eautorepair.net
You may want to replace the h/l switch first.

 

[paul h]

Sounds like a bad headlight switch or ground problem in the circuit.
Wirediagram.com has wiring schematics for a fee or Eautorepair.net
You may want to replace the h/l switch first.