× 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
2001 Chevrolet Silverado 1500 4.8L Surge
Posted to GM Driveability on 8/4/2008 8 Replies

We have a surging 4.8 (looks alot like a 5.3) here that has a bad surging symptom. Fuel trims are high, smoked intake to no avail but replaced intake gaskets, cleaned throttle body and IAC, then replaced IAC to no avail. Fuel guage drops to empty erratically b...

8 Replies Received (View Replies)

  Related Documents & Media  2001 Chevrolet Silverado 1500

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Silverado 1500

VIN 2GCEC19V11
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0463Fuel Level Sensor Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Silverado 1500

VIN 2GCEC19V11
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0463Fuel Level Sensor Circuit High Voltage