i have a 2004 ford f150 i am getting a p0020 what do i do to fix it

2004 FORD F-150
113,000 MILES
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DSMALLEY
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  • 2 POSTS
has new timing chains and guides i got a p0021also it went away
Feb 28, 2012 at 3:42 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.
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