12590279 - Engine Coolant Bypass Pipe - Genuine GENERAL MOTORS Part

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Part Number: 12590279 ; 10182341

Pipe. Passenger. By - hose. Engine Coolant Bypass. Water.
Engine Coolant Bypass Pipe. Part number is for 25 ft. roll of hose. Cut to fit.

Engine Coolant Bypass Pipe

1997-00. 2001-04. 2001-06. 2001-06, w/oil cooler. 3.1 liter, inlet. 3.1 LITER, to intake manifold. 3.4 & 3.5 LITER, rear. 3.4 LITER. 3.4 LITER, w/o bleeder valve. Rear. Thermostat by-pass. W/oil cooler.
Cooling System Bypass Line - Repair or Replace
If your has been either leaking coolant or overheating, you could have a faulty cooling system bypass line. Let our technicians help trace the problem and replace the faulty coolant hose with a genuine part.

Diagrams and Kits What This Fits

Assemblies

Fitment/Applications

This product fits 201 vehicle variants.
Buick: 2 models, 44 variants between 1997 and 2005.
Chevrolet: 5 models, 79 variants between 1995 and 2005.
Oldsmobile: 1 models, 32 variants between 1997 and 2004.
Pontiac: 4 models, 46 variants between 1996 and 2005.