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24 Replies	2000 5.3 Vortec MPG Topic started, 16 Apr 2012 05:25, by Vortec 5.3 Last Post 12 Jul 2012 14:25 by Ron 1 2 3	14.6k Views	Ron Last Post by Ron 12 Jul 2012 14:25
4 Replies	2006 Silverado 1500, 4.3 liter Vortec V-6 Topic started, 11 Jul 2012 01:14, by jbyrtus Last Post 12 Jul 2012 03:23 by dan	2697 Views	dan Last Post by dan 12 Jul 2012 03:23
40 Replies	2007 Chevrolet Avalanche with 5.3L Vortec Engine Topic started, 24 Jan 2012 21:30, by TacomaKarl Last Post 28 Jun 2012 03:38 by TacomaKarl 1 2 3 4	18.3k Views	TacomaKarl Last Post by TacomaKarl 28 Jun 2012 03:38
5 Replies	2006 Duramax Diesel Topic started, 13 Jun 2012 02:24, by daher44 Last Post 27 Jun 2012 03:37 by Tracy Gallaway	2417 Views	Tracy Gallaway Last Post by Tracy Gallaway 27 Jun 2012 03:37
10 Replies	2002 Olds Silhouette tops 31 MPG! Topic started, 14 Jun 2012 03:05, by Scott Castleberg Last Post 17 Jun 2012 16:32 by dan	4496 Views	dan Last Post by dan 17 Jun 2012 16:32
2 Replies	1998 chev suburban Topic started, 09 Jun 2012 03:45, by Jeff Last Post 10 Jun 2012 02:11 by Tracy Gallaway	2145 Views	Tracy Gallaway Last Post by Tracy Gallaway 10 Jun 2012 02:11
1 Replies	2006 Chevy Avalanche USA 5.3 L Vortec Flexfuel Topic started, 02 Jun 2012 03:42, by Tracy Gallaway Last Post 02 Jun 2012 14:22 by dan	2064 Views	dan Last Post by dan 02 Jun 2012 14:22
0 Replies	2008 - Chevrolet Cobalt - 2.4L - U.S.A. Topic started, 01 Jun 2012 19:12, by TacomaKarl Last Post 01 Jun 2012 19:12 by TacomaKarl	1987 Views	TacomaKarl Last Post by TacomaKarl 01 Jun 2012 19:12
0 Replies	2007 - Chevrolet Avalanche - 5.3L Vortec - U.S.A. Topic started, 01 Jun 2012 18:01, by TacomaKarl Last Post 01 Jun 2012 18:01 by TacomaKarl	2010 Views	TacomaKarl Last Post by TacomaKarl 01 Jun 2012 18:01
0 Replies	2008 H-2 and The Gadgetman Plop Topic started, 31 May 2012 13:14, by Ron Last Post 31 May 2012 13:14 by Ron	1888 Views	Ron Last Post by Ron 31 May 2012 13:14
18 Replies	2006 Avalanche 5.3 Liter Topic started, 15 May 2012 08:52, by Tracy Gallaway Last Post 31 May 2012 08:42 by Tracy Gallaway 1 2	7721 Views	Tracy Gallaway Last Post by Tracy Gallaway 31 May 2012 08:42
0 Replies	2002 Olds Silhouette Update Topic started, 31 May 2012 03:57, by Scott Castleberg Last Post 31 May 2012 03:57 by Scott Castleberg	2103 Views	Scott Castleberg Last Post by Scott Castleberg 31 May 2012 03:57
1 Replies	2007 5.3L Chev Avalanche Topic started, 31 May 2012 02:20, by Aaron Knorr Last Post 31 May 2012 02:47 by Scott Castleberg	2763 Views	Scott Castleberg Last Post by Scott Castleberg 31 May 2012 02:47
2 Replies	1994 buick 3.8 thin throttle body on Topic started, 22 May 2012 04:54, by orrist Last Post 23 May 2012 12:48 by Ron	3053 Views	Ron Last Post by Ron 23 May 2012 12:48
1 Replies	2002 Olds Silhouette Update!!!!!!!!!!!!!!!!!!!! Topic started, 02 May 2012 01:32, by Scott Castleberg Last Post 03 May 2012 02:23 by dan	2646 Views	dan Last Post by dan 03 May 2012 02:23
3 Replies	1994 Chevy Silverado 5.7L 4WD Topic started, 24 Apr 2012 03:00, by MichaelOlympia Last Post 26 Apr 2012 07:55 by TacomaKarl	2855 Views	TacomaKarl Last Post by TacomaKarl 26 Apr 2012 07:55
3 Replies	2003 Grand Prix supercharged Grooved Terry Keller Topic started, 05 Dec 2011 01:25, by AronCheek Last Post 11 Apr 2012 10:45 by AronCheek	2594 Views	AronCheek Last Post by AronCheek 11 Apr 2012 10:45
4 Replies	2009 2500 6.0 liter pickup Another groove!!! Topic started, 03 Apr 2012 02:18, by AronCheek Last Post 04 Apr 2012 13:03 by dan	2081 Views	dan Last Post by dan 04 Apr 2012 13:03
0 Replies	2000 Chevy 2500 6.0 liter gains mileage!! Topic started, 03 Apr 2012 02:13, by AronCheek Last Post 03 Apr 2012 02:13 by AronCheek	2160 Views	AronCheek Last Post by AronCheek 03 Apr 2012 02:13
1 Replies	2006 Chevy Equinox DOUBLE Grooved! Topic started, 03 Apr 2012 01:49, by Scott Castleberg Last Post 03 Apr 2012 02:08 by AronCheek	2131 Views	AronCheek Last Post by AronCheek 03 Apr 2012 02:08
1 Replies	1989 Chevy van G20 Topic started, 29 Mar 2012 13:09, by mob Last Post 31 Mar 2012 03:36 by Tracy Gallaway	2453 Views	Tracy Gallaway Last Post by Tracy Gallaway 31 Mar 2012 03:36
0 Replies	2008 Saturn Vue gains 5-6 mpgs!!!!!!!!!!!! Topic started, 31 Mar 2012 00:02, by AronCheek Last Post 31 Mar 2012 00:02 by AronCheek	1920 Views	AronCheek Last Post by AronCheek 31 Mar 2012 00:02
22 Replies	1995 Chevy P30 454 7.4 TBI groove question Topic started, 22 Mar 2012 05:48, by HeathenDM Last Post 24 Mar 2012 14:46 by HeathenDM 1 2	8658 Views	HeathenDM Last Post by HeathenDM 24 Mar 2012 14:46
4 Replies	1994 Yukon Dennis Laaker gets a kick!!!! Topic started, 16 Mar 2012 03:26, by AronCheek Last Post 22 Mar 2012 05:09 by HeathenDM	1964 Views	HeathenDM Last Post by HeathenDM 22 Mar 2012 05:09
0 Replies	1993 Chevy 1500 gets a new LIFE!!! Topic started, 16 Mar 2012 03:58, by AronCheek Last Post 16 Mar 2012 03:58 by AronCheek	2079 Views	AronCheek Last Post by AronCheek 16 Mar 2012 03:58

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