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HVAC Direct Plus: Your Guide to Air Quality & Comfort Solutions

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Upgraded Aluminum Thermostat Housing: A GM 1.4L Engine Lifesaver
Thermostats

Upgraded Aluminum Thermostat Housing: A GM 1.4L Engine Lifesaver

Posted on: June 25, 2025June 25, 2025

Upgraded Aluminum Thermostat Housing: A GM 1.4L Engine Lifesaver We recently got our hands on the 25200455 Coolant Thermostat Housing Assembly, and it’s truly a game-changer for GM…

How to Diagnose a Common Problem in GM Truck Fuse Boxes
HVAC Troubleshooting

How to Diagnose a Common Problem in GM Truck Fuse Boxes

Posted on: March 20, 2022

Are you having problems with your Chevy or GMC truck? Let's talk about a probable reason why. Hey friends, it's Len here from 1A Auto. Today I want…

Grinding Noise From Under the Hood? How to Check the AC Compressor!
HVAC Troubleshooting

Grinding Noise From Under the Hood? How to Check the AC Compressor!

Posted on: February 8, 2022

All right. Let's see if this thing starts. Oh, great. Hey, friends, it's Len here from 1A Auto. So, we just went to start up our truck and…