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The black wire is the sensor ground, the gray wire is the 5 volt reference, and the blue wire is the TP signal that tells the TCM the throttle angle. Voltage on the blue wire should be low (.5v) with throttle closed and high (4.5v) at WOT.

You have to remove the plate that the pump is mounted to. Pump bolts to plate from the backside.

Could be a valve seal. Do you get any blue smoke on start-up?

Pull your return line off and check it out.

If you are back in Georgia, its suppesed to be in the mid to upper 30s the next 2 mornings. Starting to make my neck swell.):h

I think GM made a change in the idlers when they changed the accessory layout. My 96 has the idler with the square hole in it and my 95 doesn't. On the 95 you have to put a wrench or the proper tool on the bolt that holds the pulley on the tensioner to remove tension.

Good looking engine. Its looking genuine Detroit. :)

There are 2 lines that go into the rad on top passenger side. The one that points to headlight goes to overflow tank, the one that points toward engine is heater return.

If that was the case in 2001 when that was filed, why are they still advertising it that way?

Any other oddities that you have noticed? May want to check your CTS.

My manual for 88 and up only shows hydraulic for either body style.

There are a couple of nice burbs on the fleabay too. A 94 in Mass and a 98, i believe, in Tenn.

59 is Low temp. 75 is System Voltage Low. 81 is 2-3 Shift solenoid. HAve you checked all connections and grounds?

We could talk about Johndeere Countryboy's avatar.:eek: Might make some whistle like an ATT.

Never have seen a 2WD around these parts with the front fender flares.

:boxing_smiley: :tiphat: :nopity: :D

The wife must have had the last word.

Pulled the fuel filter out of my 96 today and it was covered in what appeared to be light grease. I have been buying some B5 lately, don't know if it was the cause or not. First time I have seen this junk on the filter in 14 years with the truck.

Is the FSO solenoid on the IP engaging when the ignition is turned on. It is the vertical cylinder on the front of the IP. I take it you have loosened a couple of injector lines to check for fuel at the injectors.

You may also want to check the ECT sensor, if bad or unplugged, the idle will increase.