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Hi RODD: Thanks for the input .... We are on the second reman pump & Have been suspicious that there is not enough fuel flow or pressure to crack the injectors... Even with extended cranking we get no smoke or fuel odor out of the exhaust ... The pumps are from a very trusted source & a...

AK Diesel Driver; Thanks I agree .... the truck was running smooth & quiet when it died & no mechanical noise occured .... when we crank it now compression sounds equal .. Im pretty sure you could diagnose a bad valve by the sound ..... So? Thanks John B

Matuva: Thanks for the tip on Injector lines, will check that but it's almost impossible to connect those in the wrong configuralion ... Worth checking though .. The Glow Plugs are new & working properly ... John B

Big Art; Thanks for the Link for Schematic's .... very helpful John B

Big Art; Thanks for the Link for Schematic's .... very helpful John B

Hey Mud Bath: The Truck ran great for two years after I bought it & worked out a few bugs. right up to the time the pump gave out. This whole mess was caused by bad fuel so parts were added incrementally except for a second bad lift pump (bad fuel ate the first one). The wiring is all in good...

JMJ.net; Not so here, you should be able to unplug the Optical Sensor & start the truck in a standby mode right? Also in the alternative you should be able to start the truck with just the Optical sensor .... again, in the standby mode .... We have gone through every check list about 20 times...

Thanks for the reply; Wehave tried the timing about every way there is to no avail which is not to say you are wrong here ....... What I would like to find the answer to is; When we unplug the Optical Sensor we pump no fuel OK ..... When both the CPS & the Optical Sensor are plugged in we...

Thanks for the reply(s); there is a number 9 resistor in the PMD & and no theft deterrent system .... I would appreciate your expounding on that theory though because the truck does have an elaborate auxiliary brake system for trailer brakes ... We removed the CPS, it was clean & no apparent...

Thanks for the reply: My first thought was timing too... Removed the front cover & checked. It is spot on. On the CPS, It was replaced before the pump went bad & worked fine ....Voltage in 5 & out 4.2 ... I guess the end of it could be blocked somehow .. It makes sense if the magnet could not...

We have a problem 97 k2500 Chevy 6.5 No Start ... Could use some help; New Injection pump & PMD ..New Glow Plugs & Crank Sensor. The Fuel tank remoned & cleaned, New Lift Pump Fresh Oil & Fuel Filter, all fuel lines flushed & cleaned. Clean (Fresh) Fuel to IP. Cracked Injectors & fuel at all...