![]() ![]() Circuit Descriptions Of The Headlight Switch Connector If it doesn't fit, they'll find you the right one. Will the above headlight switch fit your particular GM pickup? Don't worry, once you get to the site they'll make sure it fits (by asking you the specifics of your particular vehicle). The following links will help you comparison shop for the AC Delco and after market headlight switches: If you're wanting the buy the original AC Delco headlight switch, you can buy it online for a whole lot cheaper than somewhere local. You can find the headlight switch in any auto parts store. Where To Buy The Headlight Switch And Save If you need to see what this tool looks like, you can see it here: Wire Piercing Probe.Īs you can see from the list above, it's nothing that's gonna' break the bank.Although this tool is not an absolute must, if you do buy one, you'll realize just how easy it makes testing the voltages inside the wires.Now, a fused jumper is not necessary since you can use a regular wire as a jumper wire.Ideally, this jumper wire should have an inline fuse attached to it.If you need to upgrade or buy a multimeter, check out my recommendation: Buying A Digital Multimeter For Automotive Diagnostic Testing (found at: ).The multimeter can either be a digital one or an analog one.Here's a basic list of tools you'll need: The cool thing is, is that you don't need any expensive tools to check the headlight switch yourself. What Tools Do I Need To Test The Headlight Switch? ![]() Since the headlight switch is part of a much larger system, if the test results confirm the headlight switch is OK, then you can avoid having to waste time and money replacing it. With the help of this ‘how to test’ tutorial, you'll be able to say without a doubt that either the headlamp dimmer switch is bad or not. instrument cluster illumination does not work.The most common and the most obvious symptom of a bad headlight switch is that the headlights (headlamps) will not work. TEST 4: Fused Jumper Wire (Park Lights Circuit).TEST 3: Checking Power (Park Lights Circuit).TEST 2: Fused Jumper Wire (Headlight Circuit).TEST 1: Checking Power (Headlight Circuit).Circuit Descriptions Of The Headlight Switch Connector.Where To Buy The Headlight Switch And Save.What Tools Do I Need To Test The Headlight Switch?.If this headlight switch tutorial does not apply to your GM pickup or SUV, there's one more headlight switch tutorial for 1994 and older GM pickups that you can find here: How To Test The Headlight Switch (GM 1990-1994). OEM (Original Engine Management) Part # HLS31.To help you make sure this article applies to your specific Chevrolet or GMC pickup, van, mini-van or SUV, this article will help you test the following headlight switch part #'s: This article deals with testing the low-high beam headlight dimmer switch and will help you test a ‘no low beams’ or a ‘no high beams’ problem and you can find it here: How To Test The Low-High Beam Headlight Dimmer Switch. Testing the headlight switch (which GM calls the headlamp switch) is a very easy affair and can be done with a multimeter and I'll show you how.īefore I continue, I want to let you know that there's one more article that may help you. Specifically, you'll be able to troubleshoot a ‘no head lights’ or a ‘no park lights’ problem to the head light switch. This tutorial will help you to test a bad headlight switch in step-by-step manner. ![]()
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