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Hummer Forums by Elcova > Search Forums Search Results User Name Remember Me? Password FAQ Members List Calendar Search Today's Posts Mark Forums Read Page 1 of 12 1 23456789101112 > Showing results 1 to 25 of 278 Search took 0.01 seconds. Search: Posts Made By: ChevyHighPerformance Forum: Technical Discussion and Customizing your H3 05-21-2008, 01:19 AM Replies: 6 Nitrous Views: 3,099 Posted By ChevyHighPerformance Re: Nitrous If no one can help you here you can try coloradofans.com. Forum: General H3 Discussion 12-11-2007, 12:41 AM Replies: 12 H3 Alpha Road Test on MotorWeek Views: 2,702 Posted By ChevyHighPerformance Re: H3 Alpha Road Test on MotorWeek Here is a link to their test: http://www.mpt.org/motorweek/reviews/rt2714b.shtml They got a 8.3 sec 0-60 MPH and a 16.3 sec @ 87 MPH in the quarter mile. Forum: Technical Discussion and Customizing your H3 12-11-2007, 12:34 AM Replies: 8 WTF Is That Noise...The Motor's Off And I'm Not Moving?? My 3 is Haunted... Views: 2,825 Posted By ChevyHighPerformance Re: WTF Is That Noise...The Motor's Off And I'm Not Moving?? My 3 is Haunted... Someone had something similar on an 06. I remember reading about their problem here, but I forgot what they found. Forum: Technical Discussion and Customizing your H3 09-20-2007, 09:31 PM Replies: 6 fan replacement Views: 2,737 Posted By ChevyHighPerformance Re: fan replacement I don't know. I have an 06 too. Forum: Technical Discussion and Customizing your H3 09-20-2007, 01:24 AM Replies: 6 fan replacement Views: 2,737 Posted By ChevyHighPerformance fan replacement I copied this from a coloradofans.com post. Source ALLDATA Campaign - Engine Cooling Fan Replacement Subject: Product Enhancement for Inventory and Customer Vehicles - Engine Cooling Fan Noise... Forum: General H3 Discussion 09-20-2007, 12:55 AM Replies: 18 Get your Predator V-8 H3!! Views: 3,677 Posted By ChevyHighPerformance Re: Get your Predator V-8 H3!! Been there / done that. The stock tranny can't handle that power/torque level for long. To compensate, some people enhance the torque management to ease up the shifts. Forum: General H3 Discussion 09-14-2007, 08:17 PM Replies: 5 Diagnostic Software Views: 2,679 Posted By ChevyHighPerformance Re: Diagnostic Software I've used Autotap and HPTuners (can program PCM too). Both worked fine for me and need a laptop for use. Forum: Technical Discussion and Customizing your H3 09-06-2007, 12:01 AM Replies: 13 letter from GM about valve seats Views: 3,807 Posted By ChevyHighPerformance letter from GM about valve seats Link to coloradofans website that has this letter http://coloradofans.com/forum/viewtopic.php?t=49843&sid=0fd75eb189503f3f23a9aea6a8176bae Forum: Technical Discussion and Customizing your H3 08-16-2007, 12:55 AM Replies: 8 Stupid Service Tech Views: 2,912 Posted By ChevyHighPerformance Re: Stupid Service Tech Did you go to Wright or Cochran? Forum: Technical Discussion and Customizing your H3 08-08-2007, 02:43 AM Replies: 12 Annoying squeak in A pillar ... Views: 3,637 Posted By ChevyHighPerformance Re: Annoying squeak in A pillar ... I chased that sound for about 4 weeks. I put foam rubber pads underneath the A piller trim. I lubed the draintube. The drain tube was taped to clamps along the A piller and was off in one spot. I... Forum: Technical Discussion and Customizing your H3 07-10-2007, 12:32 AM Replies: 40 '06 Real Power Improvement Views: 6,930 Posted By ChevyHighPerformance Re: '06 Real Power Improvement Did you get a new throttle body or did you get a spacer? Forum: General H3 Discussion 06-23-2007, 11:02 PM Replies: 290 Has anyone else had to have the entire head replaced? I smell recall. Views: 49,601 Posted By ChevyHighPerformance Re: Has anyone else had to have the entire head replaced? I smell recall. Usually it is just a repurchase not provide you with a new vehicle. I thought the refund should be your purchase price minus $0.1 per mile until your first service visit (not sure if the service... Forum: General H3 Discussion 06-14-2007, 08:25 PM Replies: 14 Upgrades????? Views: 3,422 Posted By ChevyHighPerformance Re: Upgrades????? I'll add my 2 cents. The PCMs aren't chipped they are flashed through the diagnostic connector. 1) There are two areas to improve power: fuel and timing. Timing - The PCM uses two 2D tables of... Forum: Technical Discussion and Customizing your H3 05-28-2007, 01:49 AM Replies: 6 Spare tire thud Views: 2,618 Posted By ChevyHighPerformance Re: Spare tire thud I don't have a spare tire cover. Forum: Technical Discussion and Customizing your H3 05-26-2007, 11:19 PM Replies: 6 Spare tire thud Views: 2,618 Posted By ChevyHighPerformance Re: Spare tire thud Not yet. Forum: Technical Discussion and Customizing your H3 05-26-2007, 02:33 PM Replies: 6 Spare tire thud Views: 2,618 Posted By ChevyHighPerformance Spare tire thud When I'm driving over a washboard road at a certain low speed, I can hear a low frequency thumping/thud sound from the back. When I pound on the spare tire I think I hear the same sound. Everything... Forum: General H3 Discussion 05-08-2007, 11:22 PM Replies: 23 H3 FAQ - Factory Specs Views: 8,791 Posted By ChevyHighPerformance Re: H3 FAQ - Factory Specs Ground clearance: 8.5 inches (32 inch tires), 9.1 inches (33 inch tires) Approach angle: 37.5 degrees (32 inch tires), 39.4 degrees (33 inch tires) Departure angle: 35.5 degrees (32 inch tires),... Forum: Technical Discussion and Customizing your H3 04-18-2007, 09:18 PM Replies: 40 To Turbo or to Supercharge, that is the question. Views: 5,571 Posted By ChevyHighPerformance Re: To Turbo or to Supercharge, that is the question. Not bad. The weight on the dyno sheet should be closer to 5000 lb. This shows the drivetrain efficiency to be about 72%. You can see the two humps in the torque curve from the VVT. Keep dynoing... Forum: General H3 Discussion 04-17-2007, 09:58 PM Replies: 3 Headers Views: 3,858 Posted By ChevyHighPerformance Re: Headers I only heard of one company that was producing a header: http://www.coloradofans.com/viewtopic.php?t=44539&sid=f4e09eefde2910a87d71e81a3eac0676 Or, you can gut the cat from your exhaust manifold... Forum: General H3 Discussion 04-14-2007, 03:11 AM Replies: 64 JET or PCM for less???? Need direction. Views: 10,682 Posted By ChevyHighPerformance Re: JET or PCM for less???? Need direction. HummBebe's link is the first negative thread on another site that I have seen regarding PCMforLess. Some HPTuners info regarding the coloradofans.com listing of people with HPTuners - the cost to... Forum: General H3 Discussion 04-12-2007, 09:32 PM Replies: 24 Bad head Views: 6,160 Posted By ChevyHighPerformance Re: Bad head I wonder how many good heads were unnecessarily changed? Forum: Technical Discussion and Customizing your H3 04-08-2007, 03:27 AM Replies: 5 3.7L vs 3.5L programming differences Views: 2,983 Posted By ChevyHighPerformance 3.7L vs 3.5L programming differences I was asked about the differences between the programming for the 3.7L and the 3.5L. This may not mean anything to some of you, but here are the major differences in PCM programming between the 3.5L... Forum: Technical Discussion and Customizing your H3 04-06-2007, 06:57 PM Replies: 12 Cold Air Intake for 3.7L Views: 2,973 Posted By ChevyHighPerformance Re: Cold Air Intake for 3.7L The 3.7L's MAF sensor is different from the 3.5L's MAF sensor. This is the major problem with using a 3.5L intake on a 3.7L. The airaid just provides a new filter and a metal skirting that replaces... Forum: General H3 Discussion 04-04-2007, 09:52 PM Replies: 54 Alpha information Views: 6,541 Posted By ChevyHighPerformance Re: Alpha information I had an opportuninty to ride in (and briefly drive) a 280 HP 06 H3. It felt pretty sweet. This H3 was tested at 8.5 seconds 0 - 60 MPH. Hammering the gas from a standstill with the wheels... Forum: Technical Discussion and Customizing your H3 03-21-2007, 09:41 PM Replies: 12 What is this thing? Views: 2,847 Posted By ChevyHighPerformance Re: What is this thing? Mine was rattling too. I unbolted the canister and put rubber pads where the metal canister and the bracket touch. I also bent the rectangular spring tab on the bottom of the bracket so that it... 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