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Old 08-11-2019, 10:26 PM   #2 (permalink)
OkDually
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Join Date: Jul 2013
Location: N.E. Oklahoma
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Quote:
Originally Posted by kellyc6903 View Post
Installed Leroy's Diesel lift pump harness on my 92 6.5. It has the wait to start wire. Now the lift pump doesn't run when the engine is running, only when the glow plugs are energized. put in a new OPS ,didn't help. Haven't heard back from Leroy yet, but it's the weekend. Any ideas?
Welcome to DieselPlace

Did you install an AC Delco brand replacement OPS??
If not, aftermarket electrical parts bring the gremlins out in a 6.5L

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PMD w/#9 resistor and Re-Location Kit, mounted to bumper - Leroy Diesel
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