Welcome Enthusiast! If you already own a Chevy TrailBlazer or GMC Envoy or perhaps thinking of purchasing such a vehicle, then you have come to the best TrailBlazer and Envoy site on the net! Rainier, Bravada, Ascender, and 9-7x owners welcome too! You are currently viewing our site as a guest which gives you limited access to view most discussions and access our other features. By joining our free community you will have access to search and post topics, communicate privately with other members, respond to polls, upload content, and access many other special features. Registration is fast, simple and absolutely free so please, join our community today! If you have any problems with the registration process or your account login, please contact contact us.

Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum > 2002 - 2009 TrailBlazer/Envoy Tech 02-09 Vortec 4.2L I-6 Engine and Drivetrain User Name Remember Me? Password Register Mark Forums Read Auto Escrow Insurance Advertise 02-09 Vortec 4.2L I-6 Engine and Drivetrain Q&A forum for engine and drivetrain repairs/modifications/tuning. TrailVoy.com is the premier GMC Envoy Forum on the internet. Registered Users do not see the above ads. Sub-Forums : 02-09 Vortec 4.2L I-6 Engine and Drivetrain   Forum Last Post Threads Posts OEM Issues Original Equipment Repairs and/or Problems 03 trailblazer p0176 code by bigsteve Yesterday 09:56 PM 8,550 65,721 Air Induction Performance Air Intake/Air Induction Modifications Secondary Air Injection Check... by John in RI 05-01-2019 03:19 PM 1,071 11,487 Exhaust Mods Performance Exhaust Modifications Should I...Replace exhaust... by John in RI 05-01-2019 02:34 AM 1,018 11,934 Engine Tunes/Mods Performance Engine Tuning/Engine Modifications flex fans...will they work on... by Dmaxcc6spd Yesterday 06:47 PM 2,057 20,930 Transmission Mods Performance Transmission Modifications Torque Converter doesn't seem... by kcducttaper 07-12-2019 05:15 PM 1,058 8,063 4x4 Drivetrain 4x4 Repairs & Problems 03 trailblazer - front cv... by EnvoyBoy2004 07-14-2019 09:22 PM 2,100 14,886   Page 1 of 41 1 2 3 4 5 11 > Last » Threads in Forum : 02-09 Vortec 4.2L I-6 Engine and Drivetrain Forum Tools   Rating Thread / Thread Starter Last Post Replies Views Sticky Threads Sticky: = = = New threads may not be posted in this catagory, please select a sub-forum = = = Jman423 03-05-2008 08:17 AM by Jman423 0 18,063 Normal Threads Problem after cleaning throttle body. ‎( 1 2) Gerbi Yesterday 08:49 AM by samlab1 17 53,676   Cold morning start, then stall... twice mustang_eater 04-18-2019 03:56 AM by samlab1 4 13,627   Ticking Noise ‎( 1 2) bnolan 04-18-2019 03:41 AM by samlab1 13 32,158 Front End Noise While Idling Kahunakai 01-16-2019 12:27 PM by DnKy 9 5,286 How often should oil changes be done? ‎( 1 2 3) leeosenton 10-09-2018 10:51 PM by jegnls01 20 24,209   4.2L Oil Pressure Gauge Isn't! ‎( 1 2) robdunn1 02-19-2016 11:44 AM by catriderf7 14 24,091   Whining kind of sound - normal? rsmm0224 04-12-2009 08:23 PM by rsmm0224 7 19,969   hard start after getting gas ddurfey 04-12-2009 07:58 AM by ddurfey 0 11,409   How many lt of oil Talonstylz 04-04-2009 09:35 PM by dwright406 4 15,246   Mobil1 Switch ‎( 1 2 3 ... Last Page) trailblazin23 04-04-2009 01:51 PM by 07BlazerMan 30 32,552   Amsoil,Mobil1,Redline,Castrol,Vavoline,or Other trailblazin23 04-03-2009 08:17 AM by Double D 9 13,757   Dynamat under the hood? Ariel Guerra 03-31-2009 06:44 PM by DARKASS04EXT 4 11,756   What qualities does the Vortec 4.2L I-6 engine have that the V8 doesn't ? ‎( 1 2) Rob A 03-31-2009 07:48 AM by bartonmd 16 47,374 How bad is it? (underhood pic) Voyeey_ 03-30-2009 11:22 AM by pjaneiro 8 20,302   Need some help with this TBEXT! Allen- 03-30-2009 09:08 AM by scotte 4 10,269   I-6 hard starting.... wheelhorse76 03-29-2009 09:43 AM by ylab 9 20,716   noise idling when cold stevep 03-26-2009 07:08 AM by stevep 2 12,229   03 tb ext lt i-6 2wd Allen- 03-25-2009 01:36 PM by the roadie 1 8,751   Reduced power mckinneymt 03-24-2009 12:59 PM by the roadie 5 19,393   not doing to good mike13 03-23-2009 04:43 PM by Ricky81 4 9,652   How do you replace the rear axle seals? CoyoteFireGuy 03-19-2009 11:34 AM by 10856 4 21,703   Windshield fluid reservoir sensor? Ariel Guerra 03-18-2009 06:52 PM by Ariel Guerra 4 9,104   [SOLVED] Loud Buzzing Noise From Under Truck Str8blazin 03-15-2009 04:45 PM by sctb 6 16,951   Power loss light/codes rjmac22 03-13-2009 10:34 PM by cfd1101 5 16,795   Used OnStar To Diagnose Stabilitrac Teacher 03-12-2009 09:38 PM by Teacher 0 9,939   Rolling Resistance.... ssmontecarlo82 03-12-2009 08:00 PM by Michblaze02 4 10,093 CEL and Gas Cap ‎( 1 2) MajesticLT03 03-11-2009 06:25 PM by the roadie 13 14,742   Okay now what!? aaronrules 03-07-2009 06:15 PM by Preston 4 8,764 Oil leak at 39K, happen to be head gasket!!! VH222 03-06-2009 12:53 PM by VH222 0 10,786 first post....need help Jlares26 03-05-2009 10:28 PM by Blazernut 1 8,904   Page 1 of 41 1 2 3 4 5 11 > Last » Display Options Moderators Showing threads 1 to 30 of 1216 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 not post new threads You may not 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     Vendor Deals     Arnott, Inc.     Bushwacker     CARiD.com     Diode Dynamics     FACTORY REPRODUCTIONS     PCM of NC     RockAuto     SPEED ENGINEERING     TRUE BLUE MOTORSPORT Marketplace     Basic Vendor GroupBuys     TrailVoy Advertiser Links     TrailVoy Classifieds » Sponsors Advertising Info

AutoGuide.com Truck European Import Domestic Manufacturer The AutoGuide.com network consists of the largest network of enthusiast-owned enthusiast-operated automotive communities. AutoGuide.com provides the latest car reviews, auto show coverage, new car prices, and automotive news. The AutoGuide network operates more than 100 automotive forums where our users consult peers for shopping information and advice, and share opinions as a community. Visit AutoGuide.com today. Visit Hybrid Cars for the latest in Hybrid and Electric Cars. For advertising information, on the AutoGuide.com network please request a media kit or email us: [email protected] DOMESTIC Cherokee SRT8 Forum Chevy Bolt Forum Chevy City Express Forum Chevy Trav Forum Cummins Forum ColoradoFans.com Dodge Durango Forum Diesel Forum Ram 1500 Diesel Forum Ram 700 Forum Ram Rebel Forum Dodge-Nitro.com Duramax Forum FullsizeBronco.com Ford Bronco 6G Forum H2Fanatic.com Jeep Commander Forum Jaguar XE Forum Powerstroke Forum Jaguar F-Pace Forum Chevy S10 Forum Silverado Cheyenne Forum SSRFanatic.com TheDieselStop.com Chevy Trailblazer Forum 2015 GMC Canyon forum IMPORT Nissan Armada Forum Nissan Frontier Forum Nissan Titan Forum ClubXterra.org CrosstourOwnersClub.com Honda CRV Forum 9th Gen Civic Forum 2016 Honda Civic Forum 10th Civic Forum Honda HRV Forum CustomTacos.com FJ Cruiser Forum Nissan MDX Forum Nissan Murano Forum Honda Pilot Forum Toyota Rav4 Forum Toyota Tacoma Forum RidgelineOwnersClub.com Supra FT1 Forum Nissan Titan Forum Toyota Tundra Forum Toyota Tundra Forum Acura ZDX Forum Acura TLX Forum Nissan Titan XD Forum Diesel Titan Forum EUROPEAN LandRoversOnly.com 1SeriesOnline.com Audi A1 Forum 2016 Audi A4 forum Audi Q3 Forum Nissan IDx Forum BoxsterForums.com Fiat 500 Forum VW Beetle Forum Audi R8 Forum Passat Forum Maserati Ghibli Forum Peugeot 108 Forum   MANUFACTURER Audi Forum BenzForum.com Mercedes-Benz Forum Mercedes AMG GT Forum BMW Forum BMW X4 Forum Ferrari Forum Lamborghini Forum Golf GTE Forum VW e-Golf Forum Golf MK7 Forum Mercedes CLA Forum Mercedes GLE Forum Lotus Forum Porsche 718 Forum Porsche Macan Forum Mini Cooper Forum Mini F56 Forum BMW M5 Forum Saab Forum Smart Car Forum Volvo-Forums.com VW Forum LandRover Forum BMW 2 Series Forum Mercedes C300 Forum Land Rover Discovery Sport Forum 240sxForums.com 350z-tech.com 3si.org 6mt.net 7thGenHonda.com Honda Civic Forum Acura-Legend.com B15Sentra.net Club3g.com Lexus CT200H Forum Crz-Craze.com CubeForums.com Honda Accord Forum D-Series.org DSMTalk.com ElementOwnersClub.com EVOTuners.net EvoXforums.com FitOwnersClub.com Kia Forte Forum FR-Sforum.com Genesis Coupe Forum GenesisForums.com GenesisForums.org HybridForums.org Hyundai Sonata Forum InsightCentral.net IQcolony.com IQ-Forums.com Infiniti QX70 Forum Nissan Juke Forum Kia Soul Forum Lexus F Forum Lexus NX Forum Lexus RC350 Forum Mazda3 Forum Mazda6 Forum Mazda CX6 Forum MX6.com My.IS Scion XB Forum NissanCubeLife.com OdysseyOwnersClub.com Odyssey Forum OptimaForums.com PreludeOnline.com Honda Prelude Forum SR20Forum.com Subaru Forester Forum Subaru Outback Forum ToyotaCelicas.com Acura TSX Forum Veloster Forum WRXTuners.com YourScionTC.com Scion iR Forum MANUFACTURER Acura Forum Hyundai Forums HyundaiPerformance.com Kia Forums Mazda Forum Mitsubishi Forum Nissan Forum Nissan Forums Scion Forum Honda Forum Suzuki Forums Toyota Forum TRUCK ClubArmada.com ClubFrontier.org ClubTitan.org ClubXterra.org CrosstourOwnersClub.com CRVownersClub.com CustomTacos.com FJCruiserForums.com MDXers.org NissanMurano.org Piloteers.org Rav4World.com RidgelineOwnersClub.com TitanTalk.com TundraSolutions.com TundraTalk.net ZDXforum.com Chrysler 100 Forum Chrysler 200 Forum 300cForums.com 355Nation.net 460Ford.com Buick Encore Forum CaliberForums.com Ford Focus RS Forum Cadillac CT6 Forum Scion iA Forum Camaros.net Camaro Six Forum ChevyMalibuForum.com ChallengerTalk.com Dodge Challenger Hellcat Forum Dodge Charger Forum Dodge Charger Hellcat Forum Chevelles.com Chevy Trax Forum CobaltSS.com Corvette-Forum.com Chevy Cruze Forum Dodge Intrepid Forum Corvette Forum FordGT500.com Ford Transit Forum G6OwnersClub.com Pontiac G8 Forum G8Forum.com GTOForum.com Hornet-Forum.com Chevy Impala Forum Jeep Forum Jeep Patriot Forum Jeep Renegade Forum Jeep TrackHawk Forum LS1GTO.com LS1LT1.com Lincoln MKZ Forum Ford Mustang Forum ModdedMustangs.com Mustang Ecoboost Forum 2017 Ford Raptor Forum NewAgeGTO.com NewCougar.org Novas.net RedlineForums.com RegalForums.com SkyRoadster.com SolsticeForum.com SolsticeForums.com SRT10Forum.com Chevy SS Forum StevesNovaSite.com TaurusClub.com TerrainForum.com TurboDodge.com Vintage-Mustang.com ViperAlley.com VoltForums.com Vseries.net XLRForum.com Z06Vette.com TRUCK CherokeeSRT8.com CumminsForum.com ColoradoFans.com Dakota-Durango.com DieselPlace.com Dodge-Nitro.com DuramaxForum.com FullsizeBronco.com H2Fanatic.com JeepCommander.com Powerstroke.org S10forum.com SSRFanatic.com TheDieselStop.com Trailvoy.com MANUFACTURER ChevyTeam.com FordForums.com DodgeTalk.com FordInsideNews.com GMinsidenews.com SRTforums.com   MUSCLE & CLASSICS 460Ford.com Camaros.net Chevelles.com ChevyTeam.com Corral.net DFWStangs.net ElCaminoCentral.com FordMuscleForums.com GTOforum.com Impalas.net ImpalaSSForum.com Novas.net StevesNovaSite.com Vintage-Mustang.com AcuraWorld.com Audi-Forums.com BenzForum.com BenzWorld.org BimmerWerkz.com DodgeTalk.com Ferrari-Talk.com FordForums.com FordInsideNews.com GMinsidenews.com Hyundai-Forums.com HyundaiPerformance.com Kia-Forums.com Lamborghini-Talk.com LandRoversOnly.com LotusTalk.com MazdaWorld.org Mini2.com Mitsubishi-Forums.com Volvo-Forums.com Nissan-Sites.com NissanClub.com NissanForums.com ScionForum.com SaabScene.com SRTforums.com SuperHonda.com Suzuki-Forums.com ToyotaNation.com VWforum.com Noreast