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Chevrolet
Tahoe
Trouble Codes
P Codes (Powertrain)
P0400 - P0499
P0418
Code P0418
898ROSE
MEMBER
2001 CHEVROLET TAHOE
5.8L
V6
4WD
78,000 MILES
How to find out what it is I am needing to repair?
Thursday, May 25th, 2017 AT 10:18 PM
1 Reply
DANNY L
MECHANIC
5,648 POSTS
Hello, I'm Danny.
Here are two tutorials showing how to test electrical circuits relating to this code:
https://www.2carpros.com/articles/how-to-use-a-test-light-circuit-tester
https://www.2carpros.com/articles/how-to-check-wiring
I've attached picture diagnostics steps below relating to code P0418 on your vehicle. Hope this helps and thanks for using 2CarPros.
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Tuesday, December 29th, 2020 AT 5:06 AM
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