Why do I have hard shifts in my transmission? The materials used to build a transmission are chosen due to the way they interact with Continue Reading
What happens to the engine when the engine is cold?
What happens to the engine when the engine is cold? When the engine is cold the air fuel mix enters the cylinder and is compressed Continue Reading
How to diagnose a stuck open EGR valve?
How to diagnose a stuck open EGR valve? CASE 1: Vacuum WAS NOT present. This is the correct and expected test result since manifold vacuum Continue Reading
What is the name of the transmission speed sensor?
What is the name of the transmission speed sensor? There are generally two speed sensors that work in conjunction to provide accurate transmission data to Continue Reading
When you are fueling a portable tank?
When you are fueling a portable tank? All portable fuel tanks must be filled off of the boat. Once filled, store portable fuel tanks onboard Continue Reading
Are there O2 sensors on GM Genuine Parts?
Are there O2 sensors on GM Genuine Parts? Yes, GM Genuine Parts OE Oxygen (O2) Sensors are the primary devices on your vehicle that measure Continue Reading
Why does my GMC Canyon not start up?
Why does my GMC Canyon not start up? It is a glitch in the security system. They do not know what it is and have Continue Reading
What causes the radiator on a car to overheat?
What causes the radiator on a car to overheat? 14 – A Collapsing Radiator Hose Will Shut Down Your Cooling System. A collapsing radiator hose Continue Reading
Why are my GMC Envoy key fobs not working?
Why are my GMC Envoy key fobs not working? We have a 2006 Envoy and a while ago the back glass cleaner quit working, then Continue Reading
Who is the owner of the 2004 GMC Yukon?
Who is the owner of the 2004 GMC Yukon? 2004 GMC Yukon Denali/Yukon XL Denali Owner ManualM GENERAL MOTORS, GM, the GM Emblem, GMC, the Continue Reading