Having problems with your 2006 Chevrolet TrailBlazer LT ?

Replaced air check valve and air pump 06 trailblazer 4.2 and error p2431 came back any help would be appreciated

\015 Cleared error and came back after 20 minutes.\015 Posted / edited by AnonymousUser on : 20-05-2019

Answers :

The problem could be a connector, the wiring, or the sensor that is built into the solenoid valve mounted on the exhaust manifold.
The solenoid is a dealer part.
You may need a dealer mechanic with a scanner to track it down.
Repair Help & Product Troubleshooting for 2006 Chevrolet TrailBlazer LT

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