2001 CHEVY SUBURBAN WITH VORTEC 5.3 L ENGINE. DURING HOT DAYS OR WARM ENGINE, THE THROTTLE STICKS IN "IDLE" POSITION, REQUIRING SIGNIFICANTLY HEAVIER PRESSURE ON THE ACCELERATOR PEDAL RESULTING IN A SUDDEN AND UNCONTROLLABLE ACCELERATION WHEN IT RELEASES FOR THE STUCK "IDLE" POSITION. THIS EVENT OCCURS AT IRREGULAR INTERVALS, …
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2001 CHEVY SUBURBAN WITH VORTEC 5.3 L ENGINE. DURING HOT DAYS OR WARM ENGINE, THE THROTTLE STICKS IN "IDLE" POSITION, REQUIRING SIGNIFICANTLY HEAVIER PRESSURE ON THE ACCELERATOR PEDAL RESULTING IN A SUDDEN AND UNCONTROLLABLE ACCELERATION WHEN IT RELEASES FOR THE STUCK "IDLE" POSITION. THIS EVENT OCCURS AT IRREGULAR INTERVALS, ON THE VORTEC 5.3 ENGINE, AS A RELATIVE HAS A SIMILAR PROBLEM WITH THE CHEVY PICKUP AND THE SAME 2001 5.3 VORTEC ENGINE. *TR
NHTSA ODI #10248902
71,000 miles · Jun 9, 2008
Fuel System, Other
ENGINE SHUTS OFF DURING FIRST INITIAL RUN. IF I LEAVE THE HOUSE AND GET TO THE STOP SIGN. IT WILL SHUT OFF. EVEN AFTER THE FIRST FEW MINUTES OF DRIVING WHEN I TRY TO TURN IT WILL SHUT OFF. AFTER THE ENGINE RUNS A WHILE IT OPERATES NORMALLY. *TR
NHTSA ODI #10230352
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