In the old days, the method of choice for checking a circuit was to grab the test light and start probing.
Trailer lights inform other drivers of your intention, but if they aren’t working, your trailer wiring
More than 90 years ago, the National Automotive Parts Association ("NAPA") was created to meet America’s growing need for an effective auto parts distribution system.
Today, 91% of do-it-yourself customers recognize the NAPA brand name.
We have over 6,000 NAPA AUTO PARTS Stores nationwide serving all 50 states with a unique inventory control system that helps you find the exact part that you need.