Heater bypass tube

2000 TOYOTA TUNDRA
250,000 MILES • 4.7L • V8 • 4WD • AUTOMATIC
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DAVE FOLKINS
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When installing heater bypass tube into back of water pump is silicone needed as well as new o-ring?
Jul 3, 2019 at 11:14 AM
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KASEKENNY
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Hi Dave,

According to the manual you do not. Here is the installation procedure in case you need the rest of the process.

Let me know if you need anything else. Thanks
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Jul 3, 2019 at 6:22 PM
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DAVE FOLKINS
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Thank you so much for your help and for getting back to me so quickly.
Jul 4, 2019 at 7:01 AM
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KASEKENNY
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You are welcome. Thanks for using 2CarPros. Come back if you have other questions. Thanks
Jul 4, 2019 at 7:33 PM