News — Tips

What do the AFM Disabler lights mean?

Posted by Robert McJannett on

What do the AFM Disabler lights mean?

What do the AFM lights mean? Will I see V4 Mode?   Being a DISABLER, by definition, you will NOT see V4 Mode. On the latest AFM DISABLER Modules, the four blue lights are basically to indicate the unit is operating. THEY WILL GO OUT WHEN THE VEHICLE IS NOT RUNNING as described below (Power Saving). The lights are as follows:   LED #1 - Power is ON and unit is AWAKE and vehicle is ready for commands LED #2 - RPM > 500 and Engine is Running (not cranking or stalled) LED #3 - Vehicle V8 mode is legal (no engine damaging DTCs present or other parameters out...

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No lights on the AFM/DFM Disabler module?

Posted by Robert McJannett on

No lights on the AFM/DFM Disabler module?

No lights on the module? Check the fuse. Once in a while we run across a vehicle that has no power to the OBD2 port, which means our module cannot power up. This is usually due to the OBD2 fuse being blown and in most GM products this is shared with the CIG LTR fuse (not to be confused with the AUX PWR fuse, which is the other sockets). This fuse is usually located under the hood in the fuse box and labeled as CIG, CIG/LTR or CIG/OBD. An example of a typical Silverado fuse box is shown above. Your...

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How to choose the right type of Headers

Posted by Bob McJannett on

How to choose the right type of Headers

Header How-To: Keys to Choosing the Right Exhaust Headers No matter what your project if you are aiming for improved performance, headers should be one of your first choices. However, it is important that you take the time to decide what the use of your engine will be and what type of driving you have planned. There are a number of ways this can be accomplished and at least 4 styles available.   STOCK MANIFOLDS Original Equipment exhaust manifolds restrict exhaust gases from flowing freely from the engine; their interior ports are rough and uneven, this restriction reduces the horsepower...

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Sniper EFI Initial Startup and Troubleshooting Video

Posted by Alan MacDonald on

Sniper EFI Initial Startup and Troubleshooting Video

Sniper EFI Initial Startup and Troubleshooting If you're installing a Sniper EFI system and almost ready to crank it over for the first time, this is the video for you! Let's be honest, some of us really struggle with technology and switching from a carburetor to a Sniper EFI system, well, that can be a little bit overwhelming, but it doesn't have to be, this video takes some time to show you how to troubleshoot and better understand some of the basic start-up needs when installing a Sniper EFI system from Holley. Take a look below: -

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Keep it Quiet with HushMat

Posted by Bob McJannett on

Keep it Quiet with HushMat

HUSHMAT: Quality Products for Sound Deadening, Vibration Control, and Thermal Insulation Are you tired of too much road noise, or too many vibration noises? Want that pleasing “THUNK” sound that a high-end car provides as you close the door? Consider adding sound deadening material to your door panels, floors, trunk skin etc. There are a number of products on the market: some are good, some not so good, and it appears that the prices go that way too. The really cheap stuff does not do the job properly. We looked at most of the products available and settled on the...

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