P0420 pops up after Header kit install - Power Hungry Performance Forum

		Power Hungry Performance Forum > Ford F-150, Expedition, Navigator, Blackwood, Mark-LT, SVT Lightning and H-D Editions (Disabled) > 2009 to 2014 F-150
P0420 pops up after Header kit install

2009 to 2014 F-150
3.5L, 3.7L, 4.6L, 5.0L, 5.4L, and 6.2L equipped F-150s.

#11

Sun, October 3rd, 2010, 04:46 PM

jmt0645

semper fi

Join Date: Dec 2009

Location: mobile ,Al

Posts: 45

the noise is part of having headers. mine are the same way. i've forgotten about mine making noise till this thread

Posting Rules
You may not post new threads You may not post replies You may not post attachments You may not edit your posts BB code is On Smilies are On [IMG] code is On HTML code is Off Forum Rules

Forum Jump

All times are GMT -4. The time now is 04:44 PM.