• 2-PC. 4/5-Way Pin Trailer Harness Tester and Maintenance Set
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Mac Tools

2-PC. 4/5-Way Pin Trailer Harness Tester and Maintenance Set

2-PC. 4/5-Way Pin Trailer Harness Tester and Maintenance Set

ET8026

$51.99 USD
$51.99 USD
Sale Sold out

Features & Benefits

  • Clean and maintain 4/5-pin male and 4/5-pin female connectors
  • Use as a preventative maintenance tool
  • Tester: insert the harness checker into the connector on the tow vehicle
  • As you apply power to the tail lights, turn signals, brake lights, and backup lights, the LED should illuminate
  • Brake lights are shown by left and right signal indicators
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