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Rad hoses

Posted: Thu Oct 31, 2024 4:19 pm
by pkrib
Anybody know the correct size of the overflow hose on a 2004 Bonneville with 3.8? I'm getting lots of different answers.

Re: Rad hoses

Posted: Thu Oct 31, 2024 5:26 pm
by harofreak00
OEM: GM 25706712 Coolant Recovery Reservoir Hose Assembly

or

Aftermarket: Gates Heater Hose - 18570

3/8" ID
26-5/16 Inch Length

You could probably make a straight length of hose work as long as it doesn't kink by the radiator

Or I have good used ones available, message me.

Re: Rad hoses

Posted: Fri Nov 01, 2024 7:39 am
by pkrib
That's great! Thanks for your help.