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Old 05-10-2019, 11:23 AM   #25
ChibiBlackSheep

 
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Drives: 2012 2SS/RS, 1968 SS
Join Date: Feb 2012
Location: Southeast, PA
Posts: 2,117
Quote:
Originally Posted by 152LTRockin View Post
What were the symptom's when the pump went?
When I shut the car off, it would have a run-on condition like diesels. Because there was excess fuel in the system, the engine would still run for a second after I had the key out and then stumble and die.

When I hooked up my HPTuners to the car and drove, it was running pig rich. Pegged the fuel trims.

The pump that pressurizes the fuel for the DI inside the engine, failed and was leaking instead of pressurizing. So to compensate the car was just pouring fuel at it to try to get it to pressurize.
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