new to forum, p0480 code

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tom S.

New Member
Joined
Mar 10, 2019
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Location
Nebraska
hey guys I need some help I recently purchased a 09 Tahoe ltz and I have had it for about a week and I got this p0480 code/engine light. Is there a relay bad or am I going to have to take it to a mechanic to fix this? any guidance would be appreciated.
 
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