no sound

Hey all, I recently had a very well respected car audio place in town here install the Pioneer 4400nex in my 2003 trailblazer ltz with the bose sound system. Now, they say they're going to take care of fixing it, but I would like to try and figure out what's going on incase they try to sell me...

Hey all, I recently had a very well respected car audio place in town here install the Pioneer 4400nex in my 2003 trailblazer ltz with the bose sound system. Now, they say they're going to take care of fixing it, but I would like to try and figure out what's going on incase they try to sell me...

I just bought a used Jl audio e1400d amp to power my 2 Jl audio 12's. The 250/1 I had there before I think over heated. I am not getting any sound out of it but the power light comes on. When I use the multimeter with the amp off I get right around 14v for the power and remote wires, but as soon...

Hello, i recently bought a new car radio ( SONY MEX N4000BT ) to replace the old casetteplayer on my Citroën C3 (2003). All connection are hooked up properly, old radio works fine when i hook it up. Switched fader on new radio to Front -15 as instructed in the manual ( for radio with no sound)...

Have a CDE-123 produced in September of 2011, had in my car up till about a month ago. Installed in into a different vehicle and now no output from the speaker level outputs and the RCA's. No errors on the HU, have had it disconnected multiple times, which resets things from what I understand...

Hey all, I took my sub out of my trunk and crossed the speaker leads in an overhand knot so they wouldn't touch each other. When I put my sub back in I got no sound. There is no protection light. No indications whatsoever the subs are getting a signal, via static/movement. The Wired remote's...

I have a 2007 Ford Explorer with a stock HU would still turn on but play no sound from the speakers. So I replaced the front 6x8 speakers and installed a new HU. With the help of the wiring harness and antenna adapter, matching colors and soldering the connections was a breeze. But there was...

Just set up my system. Alpine 9830 h/u, alpine 11 band passive eq, Prestige active crossover, MTX 8502 for sub, MTX 704 bridged for mids, MTX 702 for tweeters. MTX 10 sub, boston pro 6.5 mids, boston tweets. So... all wired up and all is good, but no sound from tweets. All amp filters are off...

I'm facing a strange issue with my Kenny x794 head unit. Ive always used this unit with a 4 channel amp and thus the internal amp was always kept off from day 1. The front and rear pre-outs went to the PDX 4 channel and then it powered the front and back speakers. Then few of months ago i deided...

Mr. Newbie here so all help welcome. I have a 2010 Mustang GT and had a PDX-5 and a 500w subwoofer added and replaced the standard speakers with some nice Alpine speakers to handle the increases output. The head unit in the car is the DVD/GPS/SATELITE/MP3 touch screen Ford unit. THe car comes...

I have the following set-up in my car. Pioneer AVH-4100DVD h/u Polk Audio db6501 up front oem full range 6.5 in the back Stereo speakers are(were) powered by a RF Punch P4004. I have ran this setup flawlessly since January. About 2 mos ago the sound started cutting out (not even static to...

Hey all, I recently purchased a Soundstream Rubicon Class A 10.2 and hooked it up today in my truck as a replacement to some older units. However, when powered up, it is set in high power mode, the clipping lights are on non-stop, and (of course) there is no sound output. The level/gains have...