Matthew Calderon

When using the RP4.2-TY11 in a factory amplified sound system, it is designed to maintain the fader by sensing the audio level difference between the front and rear speakers. If the audio signals a...

If the Voice button on the steering wheel doesn’t enable Google Assistant or Siri, follow these steps for troubleshooting. Inspect the LED light on the PAC RP4-FD11 “blue box” interface. Does it fl...

If the Voice button on the steering wheel doesn’t enable Google Assistant or Siri, follow these steps for troubleshooting. Inspect the LED light on the PAC RP4-FD11 “blue box” interface. Does it fl...

If you install this kit and it stays forever stuck in the SWC programming during setup, you will need to loosen the screws on the back of the kit to relieve some pressure from the button membrane. ...

Many newer Chrysler, Jeep, and RAM vehicles have an Active Noise Canceling (ANC) module. When installing aftermarket amplifiers, the ANC module must be bypassed to ensure proper audio performance a...

This update file fixes issues seen with reverse sensor chimes not working on the RP4.2-BM21.INSTALLATION INSTRUCTIONS If this is the first time using the RadioPRO PC Application, download and insta...

Symptom: Symptoms may include the interface not turning on, the factory radio not turning on (AP4-CH41 only), no audio or intermittent audio on one or more channels.Cause: Pins pulling out of the J...

Very often, we get tech inquiries about problems that arise after an AmpPRO is installed. However, 99% of the time, the AmpPRO isn't the problem at all. Realistically, an AmpPRO is a very simple de...

Learn how to update firmware and setup features of a BCI interface.