Transmission shifts hard

Asked by Jimbo56gogolf Jul 02, 2018 at 12:52 AM about the 2012 Chevrolet Avalanche LTZ 4WD

Question type: General

2012 Chevy avalanche ltz 5.3 when
picking up speed transmission shifts
hard to low gear then jumps into hi gear

2 Answers
1,350

Jeff answered 6 years ago

Could be a Throttle Position Sensor. The input tells the computer how much gas you're giving it, so it knows when to shift.

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