
2008 Chevrolet Silverado 1500 WT 5.3L Hesitation, Misfire
Scanned with snap on modis ultra 16.2 Customer states check engine light on, has no power on accel. Getting worse. Replaced all 02 sensor and performed ignition tune up. Roadtest, under heavy load vehicle hesitates, no power, check engine light flashing.. New ...
FIX posted 7/14/2016
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)16 Replies Received(Hide Replies)16 Replies Received
|
Message Closed w/FIX
|
VIN | 2GCEK19J18 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / Sefi |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Misfire |
Occurs | On Accel |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
P2270 | Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Lean |
Message Closed w/FIX
Vehicle Data
2008 Chevrolet Silverado 1500 WT
VIN | 2GCEK19J18 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / Sefi |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Misfire |
Occurs | On Accel |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
P2270 | Heated Oxygen Sensor (Bank 1 Sensor 2) Signal Stuck Lean |