× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2005 Hummer H2 6.0L MIL Lamp on
Posted to GM Driveability on 4/27/2009 9 Replies

this limo runs great just the check eng lamp blinks under a load , was running bad did tune up , check fuel pressure and replace injecter on 1 cylinder only the truck runs great and only does this once in a while under a load like when it has 20 people in it o...

9 Replies Received (View Replies)

  Related Documents & Media  2005 Hummer H2

 
Message Closed w/Summary

car Vehicle Data

2005 Hummer H2

VIN 5GRGN23U75
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursUnder Load
Misc.Limo

Trouble Codes

P0301Cylinder 1 Misfire Detected
Message Closed w/Summary

car Vehicle Data

2005 Hummer H2

VIN 5GRGN23U75
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursUnder Load
Misc.Limo

Trouble Codes

P0301Cylinder 1 Misfire Detected