testing from unison

On 2014-01-17 03:26:56 +0000, aRKay said:

> In article >,
> "Dad" > wrote:
>
>> "chaniarts" > wrote in message
>> ...
>>> On 7/24/2013 5:56 AM, aRKay wrote:
>>>> Ouch! I may just leave it alone and not worry about oil pressure.
>>>> Looks to be very labor intensive to replace.
>>>>
>>>> In article >,
>>>> "Dad" > wrote:
>>>>
>>>>> http://www.genmotorinfo.com/Picture....l=Corvette&Yea
>>>>> r=20
>>>>> 00&SectionID=00&SectionDesc=8-CYLINDER%20ENGINE&PicDesc=ENGINE+ASM-5.7L+V8
>>>>> +PAR
>>>>> T+1+CYLINDER+BLOCK+AND+RELATED+PARTS+(LS1%2f5.7G)+-+Y+&pid=9702261Y00-050
>>>>>
>>>>> Item 103 top of the drawing rear of the engine block.
>>>>>
>>>>> Or go to http://www.gmpartsgiant.com/ and bore down to your engine
>>>>> cylinder block - - part number 12616646, $45.79.
>>>>>
>>>>> "aRKay" > wrote in message
>>>>> ...
>>>>>> The Oil Pressure on my 01 C5 reads full-scale 80 PSI with the key
>>>>>> ON
>>>>>> without the engine running and 130 on the DIC. I suspect a bad
>>>>>> sensor
>>>>>> and wonder how difficult it is to change?
>>>>>>
>>>>>> Is there another way to check that the engine is okay? The oil
>>>>>> and
>>>>>> cooling temps are running normal and engine seems to run find
>>>
>>> could the wire to it have broken or come off?
>>>
>> My guess would be no, it has a large, locked connector and it is not
>> where it could be broken off. If it were not making a connection it
>> should be reading nothing.
>>
>> I would have it fixed very soon, sometime before the engine goes. I
>> didn't dig through my manuals but oil pumps have a relief valve and if
>> it fails you can get very high/low pressure depending on how/what part
>> of it failed. Getting a reading without the engine running may still
>> be the relief valve or the sending unit.
>>
>> What type/weight oil are you using and how often do you change it?
>
> Sorry about the delayed response. The delay is because I got a new iMac
> and my NewsWatcher program will not run under the Mavericks OS X 10.9.
> I am booted to an old backup drive to be able to access the newsgroups.
>
> I fixed the 01 C5 problems by trading for a pristine 08 Black C6. It is
> awesome and this one has a GMPP warranty for three years and 36K miles
> on top of the 18k on the car.
>
> Dad, I have appreciated your help and I think you have my email address.
> Stray in touch
>
> Dick