Demco Air Force One Braking System Installation - 2020 GMC Sierra 1500 Video

We do indeed have the correct battery disconnect switch for your 2023 Chevy Silverado 1500 with a diesel engine. I checked directly with Roadmaster and the correct part for your Chevy is the following: - Roadmaster Battery Disconnect with Switch -…

Digital odometers only work when the vehicle is on and power is running to the odometer. Since you'll have to remove the negative battery cable to flat tow your 2021 Chevy Silverado there will be no power running to the odometer for it to…

According to Roadmaster, the reason GM says that the negative side of the battery must be disconnected is a standard shop procedure. If you use hand tools (wrench) and start by removing the clamp on the positive side of the battery, then you might…

Since your battery is getting disconnected via the Roadmaster Battery Disconnect #RM-766 what you'll need to do is wire the reed switch directly to the battery as the power source instead since the wiring of the vehicle is getting bypassed.…

The Roadmaster direct connect base plates like the part #RM-523198-5 that fits your 2021 GMC Sierra 1500 are very easy to install and use and are also very well made so I recommend them highly. In addition to the base plates, you will also need a…

When installing the SMI Air Force One Supplemental Braking System For Motor Homes with Air Brakes #SM99243 you will need to find the supply air line and the metered air line on the motorhome. On the Monoco Knight 34foot Road master chassis 2003 model…

I believe the issue is in how you have the InvisiBrake #RM-8700 wired up. It has a very specific wiring set up that needs to be followed. I have included a picture of what that should be. It sounds like you have a trickle charge coming from both the…

The switch on the actuator for the Air Force One #SM99243 is a reed switch. It detects the presence of a magnet on the inner part of the actuator. When the magnet is near the switch the light is off. If you removed the reed switch and used a magnet…

I reached out to my contact at SMI and he said that for both the RV and your 2017 Chevy Silverado you're looking at a total install time of around 5 to 6 hours for the Air Force One Braking System #SM99243. I have attached an installation video…

I have added a photo detailing the wiring connections for the Pollack Heavy-Duty, 7-Pole, Round Pin conncetor, #PK11700, see link. This is a SAE J560 compliant connector. The wiring diagram for the vehicle side connector, #PK11720, is pictured also.…

When you disconnect your towed vehicle from the motorhome your Air Force One Demco Air Force One Supplemental Braking System for Motor Homes with Air Brakes #SM99243 you'll need to ensure that you replace the plug in the breakaway sensor…

It is necessary to disconnect the negative battery cable according to the manufacturer to protect your vehicle electronics. Some vehicles have some built in battery capacitors that keep the radio presets and some even do the seat memory settings.…