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Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum > 2002 - 2009 TrailBlazer/Envoy Tech > 02-09 Vortec 4.2L I-6 Engine and Drivetrain Engine Tunes/Mods User Name Remember Me? Password Register Mark Forums Read Auto Escrow Insurance Advertise Engine Tunes/Mods Performance Engine Tuning/Engine Modifications TrailVoy.com is the premier GMC Envoy Forum on the internet. Registered Users do not see the above ads. Page 1 of 69 1 2 3 4 5 11 51 > Last » Threads in Forum : Engine Tunes/Mods Forum Tools   Rating Thread / Thread Starter Last Post Replies Views   Coil on plug question... ‎( 1 2) Coopspeed Today 05:54 AM by 05Base 12 608   Fuel smell when parked in garage Lynchy 02-12-2019 09:05 PM by Lynchy 0 35   Clutch and codes? 45Frank 02-11-2019 07:33 PM by 45Frank 0 48   2003 Envoy Codes ‎( 1 2) 45Frank 02-05-2019 02:57 PM by TJBaker 12 973 How can MPG tuning possibly work? Calion 01-30-2019 10:44 PM by RPatton76 4 422   How To Decrease Noise? Rockie46 01-24-2019 03:50 AM by LoloMike 2 396   What Additives Do you Recommend for The 4.2L Inline ^ Cobrakai 01-17-2019 09:26 PM by Lynch 2 272 Replacing Valve Cover gasket! ‎( 1 2) phatt zoo 01-15-2019 03:33 PM by gopherfan 17 32,994   Engine coolant runs slightly hotter than normal TheMadHatter 01-05-2019 10:12 AM by NJTB04 2 327 PCM1 keep blowing rolo95 12-26-2018 12:33 PM by rolo95 0 50   Just got a bunch of engine codes...then nothing. JTX 12-18-2018 08:05 PM by JTX 1 120   2004 4.2 Envoy Random misfire and no power ‎( 1 2) ydrogsavid 12-14-2018 09:32 PM by Akrich 10 879   Pcm issues after pcm removal on my 06 trailblazer Salko88 12-12-2018 07:37 AM by princej99 1 92   Gas mileage ‎( 1 2) markmcguire 12-01-2018 11:07 PM by Bpick 13 2,011   Slight shake (not vibration) at idle? kcducttaper 11-29-2018 10:00 PM by dabells 1 276   Error code 306 wjim48 11-14-2018 11:28 AM by EnvoyBoy2004 4 533   I6 to 6.7L LQ4 with standalone fuel/spark? TheRepoMan 11-08-2018 11:51 AM by mesprime 2 468   P0352,p0353,p0354 codes Jdiggitydogg1 11-02-2018 08:06 PM by Jdiggitydogg1 0 262   DTC P0300 Random Misfire ‎( 1 2 3) tmcat 10-26-2018 10:19 PM by chrisdilley 24 45,926   still overheating clockmanbill 10-25-2018 04:02 AM by denisbill 9 989   What Year and Features 4.2L to put in 60 Year old Hot Rod Truck ‎( 1 2 3 ... Last Page) duwem 10-25-2018 04:00 AM by denisbill 35 6,513   Are there any 'favorite' MPG mods? kcducttaper 10-19-2018 10:18 PM by Michael Scott 1 473   2002 4.2 engine in a 2006 trailblazer Marshall_gibbs 10-10-2018 10:44 AM by Marshall_gibbs 0 194   OBDII port location ? ilikemy3s 09-29-2018 09:43 PM by cloudoftime 4 15,169   HELP! P0300 after engine swap rvloera 09-27-2018 11:35 AM by rvloera 0 213   Loosing oil and lost with fix. elbows8 09-16-2018 11:00 PM by Bobrsss 3 501   [SOLVED] Location of ECT sensor 4.2L '06+ NOT next to thermostat psguardian 09-07-2018 12:09 AM by Peter_Tremonti 7 6,903   02 engine into an 05 what will need to be done blair683 08-22-2018 10:24 AM by blair683 0 201   4200 engine swaps + hot rod parts ‎( 1 2 3 ... Last Page) efi-diy 08-11-2018 02:19 AM by efi-diy 397 178,760   Running out of options JaytheNorthman 08-09-2018 07:10 PM by Amandaj 1 479 Page 1 of 69 1 2 3 4 5 11 51 > Last » Display Options Moderators Showing threads 1 to 30 of 2052 Moderators : 2 Sorted By Thread Title Last Post Time Thread Start Time Number of Replies Number of Views Thread Starter Thread Rating Sort Order Ascending Descending From The Last Day Last 2 Days Last Week Last 10 Days Last 2 Weeks Last Month Last 45 Days Last 2 Months Last 75 Days Last 100 Days Last Year Beginning Prefix (any prefix) (no prefix) [SOLVED] 03trailblazer38, chatterx  Forum Tools Search this Forum Mark This Forum Read View Parent Forum Search this Forum : Advanced Search New posts Hot thread with new posts No new posts Hot thread with no new posts Thread is closed     Posting Rules You may post new threads You may post replies You may not post attachments You may not edit your posts BB code is On Smilies are On [IMG] code is On HTML code is Off Forum Rules Forum Jump User Control Panel Private Messages Subscriptions Who's Online Search Forums Forums Home Announcements & Feedback     Latest GM News     Members Only     Site News     TrailVoy.com Site Issues and Support 2013 Chevrolet Trailblazer     2013+ Chevrolet Trailblazer Forum 2002 - 2009 TrailBlazer/Envoy Tech     The 02-09 "How-To" and DIY Section     02-09 General Tech Q&A         General         Towing         The Track         Off-Road     02-09 Vortec 4.2L I-6 Engine and Drivetrain         OEM Issues         Air Induction         Exhaust Mods         Engine Tunes/Mods         Transmission Mods         4x4 Drivetrain     02-09 Vortec 5.3L V8 Engine and Drivetrain         OEM Issues         Air Induction         Exhaust Mods         Engine Tunes/Mods         Transmission Mods         4x4 Drivetrain     02-09 Brakes, Suspension, Wheels and Tires         Brakes         Rims         Tires         Suspension         OEM Issues     02-09 Appearance         Interior         Exterior 2006 - 2009 TrailBlazer SS Tech     The 06-09 SS "How-To" and DIY Section     06-08 SS General Tech Q&A         General         Towing         The Track     06-09 SS Engine and Drivetrain         OEM Issues         Air Induction         Exhaust Mods         Engine Tunes/Mods         Transmission Mods         AWD Drivetrain     06-09 SS Brakes, Suspension, Wheels and Tires         Brakes         Rims         Tires         Suspension         OEM Issues     06-09 SS Appearance         Interior         Exterior General TrailVoy Discussion     The "How-To" and DIY Section     Audio and Electronics     Emergency Equipment     Show and Shine     Pictures and Videos     Racetrack Results TrailVoy Chapters     Northeast     Mid-Atlantic     Midwest     Southeast     South     Northwest     West     Eastern Canada     Western Canada     International The Lounge     Introductions     TrailBlazer / Envoy Chat     TrailBlazer SS Chat     Everything Off-Topic     Platinum Members Vendors     SPEED ENGINEERING     RockAuto     CARiD.com     Bushwacker     Arnott, Inc.     Diode Dynamics     Vendor Deals     FACTORY REPRODUCTIONS     TRUE BLUE MOTORSPORT     PCM of NC Marketplace     Basic Vendor GroupBuys     TrailVoy Advertiser Links     TrailVoy Classifieds » Sponsors Advertising Info

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