- Stock Radio Pinouts
- OEM Sub
- usb in radio question
- kicker L5 10'' sub in stock location...
- Pillar Removal??
- Coaxial speakers vs. component Speakers.
- 2008 MECA TN state SQ amateur points champ
- onstar control module where and how
- OEM Woofer enclosure size
- .mp3 cd burning advice?
- System in the HHR
- Step by step install------Truckin
- new work HHR, simple audio upgrades
- Interior lighting...
- Just got back from World Finals
- Audiopipe
- 2009 stereo in 2008hhr
- stubby antenna
- Wonder my aux input makes noise?
- OK...so update to the Sub upgrade
- Help-need wiring info
- Console lights
- Want to get rid of chimes
- XM Radio Upgrade Questions
- PAL and iPhone
- Need some input
- Radio Volume Etiquette?
- XM for $65 a year!
- wiring harness "T" for HHR SS with premium sound system
- Amplifier Delimmas
- hooking up subs to factory radio
- Questions you've answered before...
- GM Nav
- Today we put....
- Think im finally done with this thing...
- Stereo Removal
- System Suggestions
- Tach Signal Wire
- Bluetooth question
- Looking for XM ID Code
- 10" Sub in Side Panel
- Minimal Audio Upgrade
- System Install - Kicker, Hifonics, AudioControl, Boston Acoustics
- Thanks to PAL I get free XM - but there's one catch...
- Chasing alternator whine
- It's on now Edrazorlite!
- Optima battery question
- removal of pal cable question
- Making the Technology work for you.
- Best ground spot?
- Sub rattle
- MTX RE-Q, hook up amps and sub to factory head unit
- Simplest/cheapest Modest Audio Upgrade Option for Stock 1LT System?
- Measurments Plz.
- uninstall pal
- OnStar antenna
- will an 09 head unit work in a 07???
- Shallow Subs
- Problem with new HU and LAN-03
- Stereo noise
- help: replacing front speakers
- system question
- 4 channel amp good for now?
- XmRadio Discount Codes
- Optional Advanced 2-way remote. Anyone try it out yet?
- ipod touch mounting suggestions?
- radio problems
- new guy audio questions
- XM installed
- Got my Nav and stuff!
- Back up camera in bow-tie
- rear view
- Carputer??
- Sirius installation question
- Going Retro. Where should I mount it?
- Stock radio
- iPod Placement?
- Ginormous Box for HHR
- Need some help?
- What Stereo System Do I Have
- CAN? How Extensive?
- No wonder...
- night lights for pwr. windows??
- PAL Installed Yesterday
- Interface hub issues... Please chime in...
- XM - Like it or leave it?
- Amateur radio (ham radio) installation
- How to get through Firewall
- Center Console On Dash
- 3-way door speakers
- I'm leaving Cartoys
- G6 "Monsoon" vs HHR System
- Sirius installation
- Part numbers for A Pillars
- Upgrading the base unit
- So I started the build....
- Adding Factory Sub Woofer to Stock HHR Radio
- Stubby Antenna
- XM Radio
- Rear Sub Ecloser
- Audio System Upgrade
- Back Up Camera??
- Questions for the hard core stereo/AV gurus
- 08 radio upgrade
- where to put Switches?
- Radio Reception
- New Headunit prob with GMOS-LAN-03
- Sub Positioning Question
- Upgrade the bass
- Bass Question
- installing aftermarket HU...need to keep onstar
- Improving HHR Sound stage
- ??s about shu and new speakers
- Upgrading your stereo but keeping factory head unit
- Stereo install ?
- no bass
- Headunit help
- Amp mount ideas
- ?? about installing my aftermarket H.U.
- Need stereo recomendation
- Bass Drops in & Out
- GM PAL questions
- Stock AMP wiring diagram
- IPOD Mounts
- Got my overhead in, it can be done!
- Need help with OEM stereo
- Speaker change help
- Pac Audio adapter for adding amplifier
- Which one is the "Remote turn on" wire?
- XM receiver question
- what did you do with the old one?
- My audio system pics.
- Radar Detector Display Suggestions?
- Installing XM in a non XM equipped HHR?
- yay, new site is up
- antenna conector
- Multiple amplifier remote turn-on wires
- Location of splice in pioneer system for front tweeters.
- my HHR on audio site
- Some little audio upgrade.
- Is this true?
- GM PAL installed by dealer
- Looking at JVC Double Din Radios...
- sub placement
- Sub questions.
- Help with Metra 03/04
- My set up....
- Cutting radio pocket for clearance.
- AVIC D3 install questions
- Sub install under rear seat
- stock rear amp
- Question about Kenwood
- XM and P.A.L. install
- OEM stereo part numbers.
- New Stock Radio, FM only not working at startup
- Batterys
- How long does it take to install a PAL?
- HELP!!.....No Sound!!!
- Looking for a thread
- Looking for Forum
- Aftermarket Head Unit....
- Putting in a sub...
- stubby antenna's
- First show
- XM Display Question
- XM Radio upgrade to CD/AM/FM/MP3 with CAT button
- Stock Cloth Headrest DVD Install
- Cool Backup Camera Install
- 2 Decks
- Speaker Brackets
- XM radio for $77/year
- Delphi Roady2 XM receiver into aux plug?
- Shopping for a new head unit
- XM Hardwire (Pics)
- Dealer Alarm
- Stereo Choices
- Ground Loop Isolator
- Alternate antenna adapter?
- dry cell battery?
- Tap into the Fuse Panel
- Using IP Bus with xm?
- instead of P.A.L.?
- Unlock Radio
- Stock radio low level input questions?
- Speed or Sound
- Speaker wiring
- Pics of my Worlds LOUDEST HHR
- satellite radio question
- Lee3333...... Just a question
- video of my HHR at the show.
- what should i do
- Polk
- will this amp work
- Pal
- Pioneer sub grill question?
- World's Loudest HHR
- Headrest Monitors??
- installing factory sub
- Front Mid & Tweet replacement question?
- GMOS LAN 03 Question.
- Two Stereo/Sub/XM Questions
- Help of D3.
- Want to add a sub to base system
- aftermarket stereo installation question
- Can Two Batteries Be Utilized 2006 Hhr
- Avic-D3 Rebate
- is it worth it?
- Stereo
- Satelite Radio
- HHR install
- Part number for stock sub enclosure
- Help I need help
- what type of GPS do you have?
- Satellite radio?
- LT1 MP3 Player
- Rear Speakers and Sub Not Working?
- Noobie questions???
- Thinking be outside the box
- Pictures of GM PAL Ipod controller
- Where to patch into audio for subwoofer? (LS w/no sub)
- HD Radio
- sub in factory spot
- After Market Steering Wheel Stereo controler
- Ipod attachment
- The best AMP Location
- How to replace Tweeters in my 08 SS?
- 2008 HHR SS w/o XM radio
- HHR XM Antenna
- Pioneer AVIC XX and HHr Question
- keep an eye on my hhr "Mr. Plum"
- Audio Aux jack
- XM vs Sirius
- Bluetooth
- Aftermarket sub in factory hole
- Add power to stock sound system
- 8 inch sub grille
- XM Installation Location
- In-dash DVD/Navigation
- Any good dash kits? (new headunit - want a double-din kit that isn't so ugly)
- Stereo hardwire questions!!!!
- wiremagic 2006-08 hhr alarm/ remote start tech page
- XM radio
- IPod cable
- Re: Antenna Removal
- XM Radio
- Replacing factory radio questions.
- add an xm antenna
- Very Custom HHR Install for Local Car Dealer
- Sir-gm1 ?
- Just bought an 07. Need info for my install.