× 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
2007 Chevrolet Cobalt LT 2.2L Misfire, MIL Lamp on, harsh shift
Posted to GM Driveability on 5/6/2011 12 Replies

First, thanks in advance for any helpful suggestions. This is a coworkers daughters car and has a salvage title. The car runs fine above idle but intermittently and regularly begins to misfire. When this is occuring, the trans will begin harsh shifting and che...

12 Replies Received (View Replies)

  Related Documents & Media  2007 Chevrolet Cobalt LT

 
Message Closed w/FIX

car Vehicle Data

2007 Chevrolet Cobalt LT

VIN 1G1AL55F77
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp on, Harsh Shift
OccursIntermittently
Misc.Salvage Title

Trouble Codes

P0301Cylinder 1 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2007 Chevrolet Cobalt LT

VIN 1G1AL55F77
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp on, Harsh Shift
OccursIntermittently
Misc.Salvage Title

Trouble Codes

P0301Cylinder 1 Misfire Detected