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Super C RVs => SuperC Info and Discussions => Topic started by: Vern.lundskow on June 06, 2018, 11:21:13 am

Title: Duramax Coolant Temp Gauge Not Working
Post by: Vern.lundskow on June 06, 2018, 11:21:13 am
Yahoo Message Number: 16694 (http://groups.yahoo.com/neo/groups/supercrvgroup/conversations/messages/16694)


Good Morning, All-

I own a 2005 Gulfstream Endura 3640 with the 6.6 LLY Duramax Engine with no mods. My OEM Coolant Temp Gauge does not work however my Scan Gauge does show the correct coolant temp and my truck runs fine. Can anyone tell me if the OEM Gauge has its own sensor and can you direct me to the sensor location?
Any information would be greatly appreciated.

Thanks, Vern

Title: Re: Duramax Coolant Temp Gauge Not Working
Post by: Grumpy (aka Dave Sparke) on June 06, 2018, 11:33:01 am
Yahoo Message Number: 16695 (http://groups.yahoo.com/neo/groups/supercrvgroup/conversations/messages/16695)
The scan guage gets its reading from the same sensor.
Title: Re: Duramax Coolant Temp Gauge Not Working
Post by: Greg Brown on June 06, 2018, 12:25:51 pm
Yahoo Message Number: 16696 (http://groups.yahoo.com/neo/groups/supercrvgroup/conversations/messages/16696)
I just had my dash gauge repaired on site for 150$ in Houston. Same issue as you are experiencing with the sensor working but the dash gauge displaying random temps.

Greg


On Wednesday, June 6, 2018 10:34 AM, "mnsprk47 mnsprk47@... [SuperCrvgroup]"  wrote:
Title: Re: Duramax Coolant Temp Gauge Not Working
Post by: Ron Hall on June 06, 2018, 12:42:58 pm
Yahoo Message Number: 16697 (http://groups.yahoo.com/neo/groups/supercrvgroup/conversations/messages/16697)
The sensor is located behind front oil fill tube. On passenger side of coolant thermostat housing.

Best
Ron Hall
Title: Re: Duramax Coolant Temp Gauge Not Working
Post by: Ron Hall on June 06, 2018, 12:46:35 pm
Yahoo Message Number: 16698 (http://groups.yahoo.com/neo/groups/supercrvgroup/conversations/messages/16698)
As already stated it is probably the dash gauge if your Scangauge is reading correct. If the sensor was bad engine wouldn't run good.

Best
Ron Hall
Title: Re: Duramax Coolant Temp Gauge Not Working
Post by: Vern.lundskow on June 06, 2018, 12:53:52 pm
Yahoo Message Number: 16699 (http://groups.yahoo.com/neo/groups/supercrvgroup/conversations/messages/16699)
Gents- Thanks for the information, looks like a dash gauge problem..

Regards, Vern