NHTSA Complaint #11243090 — 2008 CHEVROLET TAHOE

ENGINE issue reported to NHTSA

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Complaint Details

ODI Number	11243090
Vehicle	2008 CHEVROLET TAHOE
Component	ENGINE
Date of Incident	July 20, 2018
Date Filed	August 11, 2019
Mileage	89,600 miles
Crash	No
Fire	No
Injuries	0
Deaths	0
Vehicle Towed	No
State	CA

Consumer Description

GAS ENGINE RUN AWAY CHECK ENGINE LIGHT ILLUMINATED WITH P0069, P0430 (EMISSIONS CODES) ENGINE UNCONTROLLABLY REVVED TO MAXIMUM 6000 RPM (MAX THROTTLE)WHILE IN DRIVE GEAR FROM AUTOSTOP RESUME.. CRUSE CONTROL NOT ENABLED SLIGHT UPHILL GRADE REQUIRED ENGINE TO BE SHUT OFF WITH KEY SAME DAY AS FIRST EVENT WHILE IN DRIVE GEAR FROM AUTOSTOP RESUME WITH CRUSE CONTROL ENABLED AT 25 MPH ENGINE UNCONTROLLABLY REVVED TO MAXIMUM 6000 RPM WAS ABLE REGAIN CONTROL OF ENGINE RPM BY SHUTTING OFF CRUSE CONTROL .. (SOMETHING IN COMMON WITH THE FIRST TIME ) SLIGHT UPHILL GRADE UNCONTROLLED HIGH ENGINE RPM FROM AUTOSTOP RESUME STILL HAPPENING AFTER REPLACEMENT OF THE MAP SENSOR ... I SEE AS MUCH AS 2,000 TO 2500 RPM FROM AUTOSTOP RESUME... THIS IS NOT NORMAL IT SHOULD BE STARTING AT 1200 TO 1500 RPM.. NORMAL ENGINE STARTS ARE AT 1100 RPM

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