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2009 GMC Sierra 1500 SL 4.8L Temp Gauge/Cool Fan
Posted to GM Engine on 1/13/2022 25 Replies

The temp gauge will go up to 210 and stay there while driving. Then after sitting for 5-10 minutes the gauge will start climbing to about 230. Then the fans start up and temp gauge goes back to normal. I had a 2002 and now 2018 and they both run that same ...

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  Related Documents & Media  2009 GMC Sierra 1500 SL

 
Message Closed

car Vehicle Data

2009 GMC Sierra 1500 SL

VIN 3GTEC13C39
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedTemp Gauge/Cool Fan
ConditionsGauge Climbs to High Before Fans Come On
Message Closed

car Vehicle Data

2009 GMC Sierra 1500 SL

VIN 3GTEC13C39
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedTemp Gauge/Cool Fan
ConditionsGauge Climbs to High Before Fans Come On