2003 Chevrolet Trailblazer with engine code P1870

Question

When u drive the car, it sounds funny the code p1870 transmission

Answer 1

Hi there,

This code indicates there is a mechanical failure inside the transmission. Here is some info for you.

P1870 CHEVROLET - Transmission Component Slipping
Read more: https://www.autocodes.com/p1870_chevrolet.html