× 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
2002 GMC Savana 3500 5.7L Poor Idle Quality
Posted to GM Driveability on 9/19/2018 25 Replies

Van came into me running very rough and CEL flashing. First things first I pulled codes. Found code for MAF sensor, random misfires, and lean. Monitored the misfire counter. Cylinders #5 and #7 were misfiring bad. Some other cylinders had a few hits b...

25 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Savana 3500

 
Message Closed w/FIX

car Vehicle Data

2002 GMC Savana 3500

VIN 1GKHG35R32
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2002 GMC Savana 3500

VIN 1GKHG35R32
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / MFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected