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Fuel injector replacement

Old 05-06-2019, 09:18 AM
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Default Fuel injector replacement

So I had to do a knock sensor on my 02. Sierra hd 6.0. When I took intake off I noticed the ports were all gummed up except where injectors were spraying . 5 looked ok , but 3 didn't seem to be spraying as they should . I had
A used low mile long block put in 2-3 years ago
Trucks got 341k on it . It runs fine , no codes
But seems to be down on power . So I ordered new Delphi injectors off eBay . Same part number . Can I just swap them out? Or is there tuning involved?
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Old 05-06-2019, 04:59 PM
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With the installation of same part number injectors, no re-tune will be required. Simple change out, no problem.
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