× 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
1998 Chevrolet K1500 Cheyenne 5.7L MIL Lamp on
Posted to GM Driveability on 1/22/2003 5 Replies

Hi all,

This truck is tripping both rich codes on a regular basis. It runs fine, no misfire codes or data. We started by checking any possble problems outside the injection system. No problems were found. We then pulled the upper intake to check for leaks. Th...

5 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet K1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet K1500 Cheyenne

VIN 1G3NK54R1W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise, Intermittently

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet K1500 Cheyenne

VIN 1G3NK54R1W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CPI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCruise, Intermittently

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)