P1516 Chevrolet -

Question

2004 chevy 2500 hd pickup.....reduce power message comes on and engine has no power.. code that comes up is the 1516 what do i need to check first or replace to resolve the issue.

Answer 1

Hi there,

This code indicates an issue with the throttle actuator control module. Here is a list of possible causes.

P1516 CHEVROLET - Throttle Actuator Control Module Throttle Actuator Position Performance

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