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Search took 0.00 seconds. Search: Posts Made By: markopolo

Forum: General Discussion Forum

05-04-2019, 04:16 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

It probably would have been a bit easier if it...

It probably would have been a bit easier if it had single tstat housing. The coolant crossover body would be the same basic size no matter if one or two tstats so if just one tstat in the same...

Forum: General Discussion Forum

05-04-2019, 03:28 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Even with all that it wasn't easy. It was...

Even with all that it wasn't easy. It was probably a good enough design for trucks but they really should have made the thermostat housing bolts accessible from the front for vans. I'm just glad...

Forum: General Discussion Forum

05-04-2019, 03:06 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Just updating an old topic in case someone ever...

Just updating an old topic in case someone ever stumbles across this topic looking for some help with replacing the two thermostats in a GM van with the 6.5L turbo diesel.

You have to remove a lot...

Forum: General Discussion Forum

11-25-2016, 10:55 AM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Blocking the radiator did help. The dash gauge...

Blocking the radiator did help. The dash gauge peaked at 176F with the outside temperature at 34F.

The steel pipe that blocks access to the two lower bolts on the thermostat cover is the...

Forum: General Discussion Forum

11-23-2016, 11:26 AM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Hopefully, from the specifics I'm posting, some...

Hopefully, from the specifics I'm posting, some general ideas will be useful. My next highway run should produce a higher temperature. It's well above the sustained low temperature that would...

Forum: General Discussion Forum

11-22-2016, 10:08 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Thanks for the cardboard tip. I couldn't see a...

Thanks for the cardboard tip. I couldn't see a way to do it exactly like that but was able to make to cardboard panels that fit in slots entering from the top. I might be getting 75% coverage with...

Forum: General Discussion Forum

11-22-2016, 02:13 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I read more stuff on this last night. GM...

I read more stuff on this last night. GM indicates this engine should get up to operating temperature in 7 minutes. I did a 7 minute test this morning. Radiator top hose measured with infrared...

Forum: General Discussion Forum

11-22-2016, 12:56 AM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I'll plan ahead for something like that & get the...

I'll plan ahead for something like that & get the two gaskets for that crossover housing. The air conditioner compressor blocks access to two bolts on the crossover housing so I can't do it that...

Forum: General Discussion Forum

11-21-2016, 04:12 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

It'll be by feel mostly. The instructions for...

It'll be by feel mostly. The instructions for most years seem like it is doable from the front. One year has the 13 step removal & 13 step installation.

Forum: General Discussion Forum

11-21-2016, 03:25 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I didn't ask. I might have the same instructions...

I didn't ask. I might have the same instructions he has. It is both front and rear access I'd say. Rear access with long extensions to start loosening and finish tightening the bolts (mainly for...

Forum: General Discussion Forum

11-21-2016, 02:21 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I just got some motivation. I got the service...

I just got some motivation. I got the service dept to look up the job specifics and it comes to 5 to 6 hrs in the shop. With tax and parts it could get to $800 here and I'm not exaggerating. 90%...

Forum: General Discussion Forum

11-20-2016, 11:00 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I might give up for a bit & do some more...

I might give up for a bit & do some more research. Lot's of things have to be removed to get to it from the rear. It would still be at arms length away though and there is a small diameter pipe...

Forum: General Discussion Forum

11-20-2016, 04:14 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I'm just figuring out that now ..... I see the...

I'm just figuring out that now ..... I see the instructions evolved in later model years to include doghouse removal. From the front I can only get a finger on two bolts. I don't see anyway to get...

Forum: General Discussion Forum

11-20-2016, 11:34 AM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

For this van, I see the two t-stats side by side...

For this van, I see the two t-stats side by side when I look at the diagrams illustrating replacing the t-stat housing.

A Napa Canada search turns up the type of t-stat I need when I look at ...

Forum: General Discussion Forum

11-20-2016, 12:37 AM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I'll try that tomorrow. From AC Delco: ...

I'll try that tomorrow.

From AC Delco:

99.99% sure mine fits into the 1997 to 2002 group for the tstat(s). It does for everything else I've looked at and/or worked on.

I don't think the...

Forum: General Discussion Forum

11-19-2016, 07:40 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I think one or both of the thermostats aren't...

I think one or both of the thermostats aren't working correctly (two in this van). The coolant temperature wasn't much better after mixed driving for an hour today. The hottest I saw was 150*F. ...

Forum: General Discussion Forum

11-19-2016, 03:04 AM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

I'll take it out on the highway tomorrow to see...

I'll take it out on the highway tomorrow to see if the temperature improves. I hadn't thought of it but blocking the radiator is an option as you two pointed out and apparently not that unusual with...

Forum: General Discussion Forum

11-18-2016, 09:42 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Thanks for all the great info posted. I...

Thanks for all the great info posted.

I tried this oil temperature Scangauge x-code - Scangauge2 X-gauge Commands - Page 2 - Chevrolet Colorado & GMC Canyon Forum...

Forum: General Discussion Forum

11-18-2016, 02:59 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Could it be said that 212 degree F oil...

Could it be said that 212 degree F oil temperature (or thereabouts) is the goal for both cold and hot temperature concerns?

Forum: General Discussion Forum

11-18-2016, 01:11 PM

Replies: 50

Importance of Engine Operating Temperature

Views: 10,006

Posted By markopolo

Importance of Engine Operating Temperature

Some of us are using the vehicle engine to provide in coach electricity to power items such as microwave ovens etc. Some of us are using the vehicle engine for heat, cooling or pre-heating &...

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