Post Tagged with: "electrical"

Videos & Galleries

Video: Troubleshooting a Dead Spot on a Throttle Position Sensor with an Electrical Sweep Test

Most (if not all) cars with any form of computer engine control rely on some sort of a throttle position sensor. In fact, TPS units began appearing on vehicles several […]

Tech Articles

How to Assemble Weatherproof Deutsch DT Connectors

There are all sorts of different electrical and electronic connectors available in today’s marketplace. They’re all used for the same thing: Providing cable (or harness) to cable (harness) connections. Some […]

Q&A

Ask Away! with Jeff Smith: Troubleshooting Alternator & Electrical Gremlins in a Vintage Oldsmobile

I have a weird problem that you might be able to help me with. I have a ’64 Olds F-85 that I upgraded to a later model internally-regulated alternator. This […]

Relay-Electrical-Pinout-Demo
Videos & Galleries

Video: How to Wire an Automotive Electrical Relay

You don’t have to be a wiring guru to understand the principle of an electrical relay. Quite simply, relays are essentially switches that can be remote-controlled. They work by using […]

Using-a-Multimeter-Amp-Current-Video-Still-ACDelco
Videos & Galleries

Video: How to Use a Multimeter to Measure Electrical Current

Current is a critical component of any electrical system. In basic terms, current is the flow of electricity. It is quantified in amperage, with “amps” being the unit of measure. […]

NTE-Self-Solder-Connectors
Product Profiles

Parts Bin: NTE Self-Solder Butt Splice Connectors

Making a splice in a vehicle’s automotive wiring is a critical task, because you’ve got to ensure there’s a solid electrical and mechanical connection that will withstand the vibration and […]

Airtex Ground Connection Video Still
Videos & Galleries

Video: How to Check and Clean Electrical Grounds in Vehicles

Bad electrical grounds are one of the most common causes of electrical component problems. Bad grounds can cause intermittent performance, weak/dim lights, poor starting, bad sensor feedback, weak ignition, and […]

Jeff-Smith-Ask-Away-Alternator
Q&A

Ask Away! with Jeff Smith: Why Do I Keep Killing Alternators?

I did a LS2 swap in my ‘54 Belair. The engine came from an ‘05 GTO. It has a modest stereo system operating on a 10-amp fuse. It has a 16-inch […]

Scraba-Tool-4
How Tos

How to Make Professional, Weathertight Electrical Connections

Electrical connections that come loose, break, and short-out can become a major headache—especially on a car that relies heavily upon electricity to function.  If the electrical connections aren’t right, they […]

fusible link
Tech Articles

Fusible Links: What Are They and Where Do They Go?

Fusible links—also spelled fuseable and fusable—serve a similar purpose to a fuse. (You can read more about fuses here.) Just like a fuse, the link is designed to handle a […]