I don't know what those mean; they could be a plant and date code, or whatever. They do appear to be the same Denso Flex Fuel injector with the same GM part number on the second line. Wonder if that odd one is an flea bay or scamazon fake?
Injectors do go bad; how did you figure out it was weak? Injector balance test?
Injectors do go bad; how did you figure out it was weak? Injector balance test?
DENSO 297500-0630 / General Motors 12594512
Unlock Horsepower by replacing your clogged dirty injectors with our professionally 100% OEM rebuilt Flow matched fuel injectors, your engine will run smooth and balanced for maximum performance
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