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0 Replies	2002 Chevy Avalanche,4x4,2/4 ton 8.1 Topic started, 07 Jan 2019 11:38, by Gregory Laurence Last Post 07 Jan 2019 11:38 by Gregory Laurence	1231 Views	Gregory Laurence Last Post by Gregory Laurence 07 Jan 2019 11:38
7 Replies	2002 Chevy trailblazer 4.2 Topic started, 14 Oct 2018 00:18, by Michael Lee Last Post 06 Jan 2019 17:49 by Michael Lee	1355 Views	Michael Lee Last Post by Michael Lee 06 Jan 2019 17:49
5 Replies	1990 Buick Lesabre 3.8 Liter Topic started, 20 Nov 2018 23:02, by Ken Bittle Last Post 30 Dec 2018 13:55 by GeraldC	1847 Views	GeraldC Last Post by GeraldC 30 Dec 2018 13:55
7 Replies	2001 Silverado 2500 6.0L Vortec Topic started, 13 Sep 2018 11:03, by Michael Lee Last Post 11 Oct 2018 12:53 by Michael Lee	1237 Views	Michael Lee Last Post by Michael Lee 11 Oct 2018 12:53
1 Replies	'03-'07 GM Truck/SUV HVAC Actuator Resync Procedure Topic started, 16 Sep 2018 07:42, by Ron Hatton Last Post 20 Sep 2018 00:16 by Tracy Gallaway	1287 Views	Tracy Gallaway Last Post by Tracy Gallaway 20 Sep 2018 00:16
4 Replies	2005 chevy suburban 1500 5.3L Topic started, 04 Aug 2018 00:19, by Steve Goosney Last Post 20 Aug 2018 14:33 by Ron Hatton	1415 Views	Ron Hatton Last Post by Ron Hatton 20 Aug 2018 14:33
8 Replies	2000 Chevy Astrovan Topic started, 04 Aug 2018 11:33, by Ron Hatton Last Post 12 Aug 2018 09:05 by Ron Hatton	2142 Views	Ron Hatton Last Post by Ron Hatton 12 Aug 2018 09:05
1 Replies	2005 chevy suburban 1500 5.3L Topic started, 04 Aug 2018 11:33, by Ron Hatton Last Post 04 Aug 2018 17:16 by Steve Goosney	9 Views	Steve Goosney Last Post by Steve Goosney 04 Aug 2018 17:16
0 Replies	2005 chevy suburban 1500 5.3L Topic started, 25 Jul 2018 03:08, by Steve Goosney Last Post 25 Jul 2018 03:08 by Steve Goosney	1090 Views	Steve Goosney Last Post by Steve Goosney 25 Jul 2018 03:08
0 Replies	2005 chevy suburban 1500 5.3L Topic started, 25 Jul 2018 02:55, by Steve Goosney Last Post 25 Jul 2018 02:55 by Steve Goosney	1132 Views	Steve Goosney Last Post by Steve Goosney 25 Jul 2018 02:55
0 Replies	2000 chevy astro van Topic started, 25 Jul 2018 02:53, by Steve Goosney Last Post 25 Jul 2018 02:53 by Steve Goosney	1125 Views	Steve Goosney Last Post by Steve Goosney 25 Jul 2018 02:53
1 Replies	2015 GMC Base v8 truck Topic started, 25 Dec 2017 16:52, by GeraldC Last Post 27 Dec 2017 07:47 by Ron Hatton	1167 Views	Ron Hatton Last Post by Ron Hatton 27 Dec 2017 07:47
0 Replies	1984 Chevy Class A Motorhome gets more Power and Better Emissions with The Groov Topic started, 16 Aug 2017 15:08, by Ron Hatton Last Post 16 Aug 2017 15:08 by Ron Hatton	1148 Views	Ron Hatton Last Post by Ron Hatton 16 Aug 2017 15:08
0 Replies	1992 Chevy 1500 Gets more Power, better emissions with The Groove Topic started, 16 Aug 2017 13:53, by Ron Hatton Last Post 16 Aug 2017 13:53 by Ron Hatton	1213 Views	Ron Hatton Last Post by Ron Hatton 16 Aug 2017 13:53
0 Replies	2004 Buick Rainier gets more Power and Emissions from The Groove Topic started, 16 Aug 2017 09:27, by Ron Hatton Last Post 16 Aug 2017 09:27 by Ron Hatton	1132 Views	Ron Hatton Last Post by Ron Hatton 16 Aug 2017 09:27
0 Replies	2006 GMC Envoy improves Horsepower with The Groove Topic started, 16 Aug 2017 09:13, by Ron Hatton Last Post 16 Aug 2017 09:13 by Ron Hatton	1238 Views	Ron Hatton Last Post by Ron Hatton 16 Aug 2017 09:13
0 Replies	2007 Chevy Tahoe gains 50% Better Mileage and Power Topic started, 16 Aug 2017 08:58, by Ron Hatton Last Post 16 Aug 2017 08:58 by Ron Hatton	1125 Views	Ron Hatton Last Post by Ron Hatton 16 Aug 2017 08:58
0 Replies	2007 Saturn Vue Hybrid gets Power from The Groove Topic started, 16 Aug 2017 08:54, by Ron Hatton Last Post 16 Aug 2017 08:54 by Ron Hatton	1154 Views	Ron Hatton Last Post by Ron Hatton 16 Aug 2017 08:54
0 Replies	2003 Chevy 2500 HD gets The Gadgetman Groove Topic started, 07 Aug 2017 12:34, by Ron Hatton Last Post 07 Aug 2017 12:34 by Ron Hatton	1182 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 12:34
0 Replies	1999 Chevy Suburban gets 800 Miles on a tank with The Groove Topic started, 07 Aug 2017 10:34, by Ron Hatton Last Post 07 Aug 2017 10:34 by Ron Hatton	1097 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 10:34
0 Replies	1969 Chevy C20 gains 40% MPGs with The Groove Topic started, 07 Aug 2017 10:30, by Ron Hatton Last Post 07 Aug 2017 10:30 by Ron Hatton	1061 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 10:30
0 Replies	1973 Chevy Nova gets The Gadgetman Groove Topic started, 07 Aug 2017 10:29, by Ron Hatton Last Post 07 Aug 2017 10:29 by Ron Hatton	1097 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 10:29
0 Replies	1987 Chevy Dolphin RV Better Mileage and Power Topic started, 07 Aug 2017 10:25, by Ron Hatton Last Post 07 Aug 2017 10:25 by Ron Hatton	1150 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 10:25
0 Replies	1987 K5 Blazer and The Gadgetman Groove Topic started, 07 Aug 2017 10:24, by Ron Hatton Last Post 07 Aug 2017 10:24 by Ron Hatton	1153 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 10:24
0 Replies	1988 GMC Jimmy and The Gadgetman Groove Topic started, 07 Aug 2017 10:22, by Ron Hatton Last Post 07 Aug 2017 10:22 by Ron Hatton	1123 Views	Ron Hatton Last Post by Ron Hatton 07 Aug 2017 10:22

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