Tag Archives: Intake

Intake manifold gaskets are a common cause for coolant leaks and vacuum leaks. This can also cause a check engine light or hard starting of your car or truck.

2000 3.8 L Camaro trouble starting and runs rough

Hi I have a 2000 Chevy Camaro V6 3.8 L that will start at times but then dies after a few minutes. Got it started once and ran fine but…

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2001 GMC Safari Coolant Leak and Rough Idle

Hello. My son has a 2001 GMC Safari with a 4.3 engine. He complained of a “rough idle” along with a coolant leak. Not knowing what the rough idle might…

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Check Engine Light Code P0300 On GM 2.2L and 2.4L

We have been seeing quite a few problems with the GM 2.2L and 2.4L engines. Mostly on model years 2005 through 2009. This engine is very common in the Chevrolet…

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Where Is The Coolant Temp Sensor Located?

Where is the Coolant temperature sensor located at on a 1999 Oldsmobile Silhouette? ProTech: It is located on the left side of the front cylinder head on the intake. ok…

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Location of Coolant Bypass on Chevrolet Impala 3800

Were is the bypass hose on a 3800 V6. ProTech: Are you referring to the coolant bypass hose? Yes The 3800 does not really have a bypass hose. It is…

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2003 Chevy Venture 5 Volt Reference Codes

I am getting code P1639 on my Chevy Venture van 2003. This is supposed to indicate a low 5 volt reference at the AC pressure sensor and the fuel tank…

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Oil and Coolant Mixing In Engine- Pictures

I had the pleasure recently, or displeasure rather, of getting a customer’s vehicle that was overheating and running very poorly. Once I got in and started it up, I knew…

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