This headlight switch is a new, aftermarket replacement part. It is designed to REPLACE original units that are prone for failure. It's just what you need to get your vehicle in good working order again!


  • Controls the following functions:
    • Headlights
    • Parking lights
    • Fog Lights
    • Dome Light
    • Cargo Light (If Equipped)
  • Replaces dealer part numbers: 56045537AA, 56045537AB, 56045537AC
  • Dash Mounted
  • Exact replacement
  • Design improved for more durability
  • Built to strict quality control standards
  • Fits models with Fog Lights only

This headlight switch makes great replacement and has good cost savings over a dealer unit.



Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed


Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

1.0 / 5.0
1 Review
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1 Star
Didn't work out
Only worked for 5 months and quit. Don't know if it's still under warranty or not. Needs to be replaced.
March 2, 2017
1 year ago
Response from 1A Auto
We are sorry to hear that this headlight switch has failed. At your convenience, please call us at 1-888-844-3393 so we may set up a replacement order for you.
March 2, 2017
Alex P Staff
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Good night, do you ship to M��xico? I would like to buy it, thanks for your atention.
Jose Luis A on Jun 2, 2016
BEST ANSWER: Yes, must be ordered through Ebay

Vehicle Fit

  • 2002-2005 Dodge Ram 1500 Truck Headlight Switch for Models with Fog Lights
  • 2003-2005 Dodge Ram 2500 Truck Headlight Switch for Models with Fog Lights
  • 2003-2005 Dodge Ram 3500 Truck Headlight Switch for Models with Fog Lights

This part replaces:

  • OE # 56045537AC
  • OE # 56045537AB
  • Standard Motor Products HLS-1052
Part #: 1AZHS00245