P1515 and p1512 codes on 2003 Chevrolet Trailblazer 4.2L. Reduced engine power and acceleration to the floor no power
P1512 CHEVROLET Code - Intake Manifold Runner Control Stuck Close Read more: https://www.autocodes.com/p1512_chevrolet.html
P1515 CHEVROLET Code - Control Module Throttle Actuator Position Performance Read more: https://www.autocodes.com/p1515_chevrolet.html
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