What is this code trying to indicate. P2636 ons 2013 Chevy 3500 hd truck
Hi there,
This code indicates an issue with the fuel pump relay. Here is a list of possible causes for you.
P2636 CHEVROLET - Fuel Pump 'B' Low Flow/Performance Read more: https://www.autocodes.com/p2636_chevrolet.html
36.2k questions
32.2k answers
1.3k comments
22.8k users