What does 0 psi mean on engine compression test? CASE 1: All cylinders had 0 PSI. This test result tells you that the engine has an internal mechanical problem. The most common causes of this condition is a broken timing chain or a blown head gasket. Your next step should be to check the condition of the timing chain. I would also recommend that you check for a blown head gasket. How to test engine compression in GM 3.1L mini van? Testing the engine compression of the 3 cylinders that face the firewall of your 3.1L or 3.4L GM car...

What does the cylinder 3 misfire code mean? The code indicates that the powertrain control module (PCM), has counted enough misfire events on cylinder 3 to store the misfire code for that cylinder. Cylinder number 3 would refer to the third cylinder as the cylinders are numbered. To learn more about firing order, read our explanation here. What causes a GM 4.3L engine to misfire? If fuel is missing from any one specific engine cylinder, it will misfire. GM in all its wisdom decided to use a fuel injector assembly (affectionately referred to as the ‘Spider’) that sits inside the...

Do Chevy SS trucks have superchargers? The Chevy SS was offered with a six-speed manual transmission, which would be extremely fun paired with this powerful supercharged setup, but this car has the paddle-shifted six-speed automatic instead. Are there any supercharger kits for Chevy Silverado? AmericanTrucks stocks over a dozen high-quality supercharger kits you can use to put some thrilling new muscle to work in your Silverado, whether for hauling or off-road trailblazing. *Please see Silverado parts pages for any exceptions. How many horsepower does a Chevy Silverado have? Offering horsepower output of 520 or even 570 horsepower, the 2007-2013 supercharger...

How do you adjust the idle speed on a fuel injected motorcycle? On some fuel-injected motorcycles, there is a knob sticking out the side of your bike near the engine compartment. You can just turn this knob clockwise or counterclockwise to adjust the idle speed. How does fuel injection control the idle speed? Early fuel injection normally uses an idle air control or IAC valve to control the speed of the engine's idle. They use several designs, but most work in a similar manner. On early vehicles, General Motors often uses a stepper motor that turns a thread valve. Where...

What causes reduced engine Power chevy Trailblazer? Answer: Usually when you see the 'reduced engine power' and the check engine light on, it is most often times a problem with the throttle body. Sometimes carbon buildup may cause this problem. The throttle body on your Trailblazer is electronically controlled and does not have a cable from the gas pedal. Why does my Chevy Trailblazer have reduced engine power? Most of the time, reduced engine power doesn’t make commuting home possible since the max speed your Chevy Trailblazer will reach is not going to be enough to keep you safe on...