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2000 Chevrolet C 3500 HD Base Reg Cab 135.5 WB C5B
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Rear Wheel Drive, Reg Cab 135.5" Wheelbase
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October 15, 2008, 5:02 am
November 3, 2008, 6:31 pm
November 3, 2008, 6:36 pm
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October 15, 2008, 5:02 am
JEAN_PIERRE S
Question: WHAT ARE THE COMMON PROBLEMS WITH THE 6.5l ENGINE TURBDIESEL
WHAT ARE THE COMMON PROBLEMS WITH THE 6.5l ENGINE TURBODIESEL?
1993chevy pickup C3500
November 3, 2008, 6:31 pm
Rich W
The PMD (pump mounted driver) is that small black box mounted on the side of your injection pump. It is a signal amplifier that powers the fuel solenoid. It contains 2-500 watt transistors which create a lot of heat. The factory mounted this module on the side of an already hot injection pump and in the engine valley below the intake manifold where temperatures skyrocket. This is one of the biggest problems. So don't let the dealer sell you a $600 injection pump that isn't the problem. There are several aftermarket kits relocate and use a heat sink to cool the PMD.
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November 3, 2008, 6:36 pm
Rich W
That was the case on my 94' and 95' you may want to check to see if your 93' is the same.
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