1 like 0 dislike
182 views
by

The fuel cap tight hard to get off and the P0440 code came ON

Vehicle: 2002 GMC Yukon 5.3L

1 Answer

0 like 0 dislike
by (8.3k points)
You may have a damaged fuel cap, which will also set the P0440 code.

P0440 GMC Code - Evaporative Emission System
Read more: https://www.autocodes.com/p0440_gmc.html

Related questions

1 like 0 dislike
2 answers 1.1k views
0 like 0 dislike
1 answer 197 views
0 like 0 dislike
1 answer 220 views

36.2k questions

32.2k answers

1.3k comments

22.8k users

Need A Repair Shop?
Find local automotive repair shops in your area.
Does your car have Safety Recalls? → Check here
...