× 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
1999 Chevrolet Silverado 1500 LS 5.3L No Start, Poor Idle Quality
Posted to GM Driveability on 1/13/2011 18 Replies

When truck sits outside overnight the next morning you go to start it and it fouls out the sparks and won't start,Then after cleaning plugs it runs fine. If you let it sit again it will do the same thing.

Injector pulse is in spec. mass air sensor in spec. co...

18 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Silverado 1500 LS

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500 LS

VIN 2GCEK19TXX
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNo Start, Poor Idle Quality
OccursCold

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Silverado 1500 LS

VIN 2GCEK19TXX
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNo Start, Poor Idle Quality
OccursCold

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)