How to change the block heater on the 6 liter Denali engine? is it threaded or compression?
Jan 30, 2013 at 8:52 PM
Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
Advertisement
DANNY L
CAR REPAIR CONTRIBUTOR
5,648 POSTS
Hello, I'm Danny.
I've attached picture steps below on how to change the engine block heater on your GMC truck. The sensor is threaded so in the installation process steps it is advised to use thread sealant. Hope this helps and thanks for using 2CarPros.