NHTSA Complaint #11183690 — 2011 CHEVROLET AVALANCHE

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11183690
Vehicle	2011 CHEVROLET AVALANCHE
Component	ENGINE
Date of Incident	March 1, 2019
Date Filed	March 2, 2019
Mileage	135,115 miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	OK

Consumer Description

ACTIVE FUEL MANAGEMENT PROBLEM - OIL PASSING THE O-RINGS ON THE PISTONS WHICH IS CAUSING THE CHECK ENGINE LIGHT TO COME ON AND ONE CYLINDER OUT OF THE SEVEN NOT WORKING AT ALL. IT CAUSED 2 NEW SPARK PLUGS TO BREAK

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