Engine Coolant Bypass Pipe

Part Number: 12590279
Supersession(s): 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

Fits Century, Impala, Lumina, Lumina APV, Monte Carlo, Rendezvous, Silhouette, Venture

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.

RADIATOR & COMPONENTS. Diagram
#24
auto trans. fan. inlet. lower. outlet. thermostat by-pass. trans cooler. upper. w/HD cooling. w/o HD cooling. w/o oil cooler. w/oil cooler.
thermostat by-pass.
RADIATOR & COMPONENTS. Diagram
#18
auto trans. fan. inlet. lower. outlet. thermostat by-pass. trans cooler. upper. w/HD cooling. w/o HD cooling. w/o oil cooler. w/oil cooler.
w/oil cooler.
RADIATOR & COMPONENTS. Diagram
#16
Required: 1
coolant level. front. rear.
By-pass pipe. rear.
RADIATOR & COMPONENTS. Diagram
#14
Required: 1
3. 4 liter. W/BLEEDER valve. W/O bleeder valve.
3.4 LITER. By-pass pipe. PartQualifier: w/o bleeder valve. w/o bleeder valve.
RADIATOR & COMPONENTS. Diagram
#17
Required: 1
1ST design. 2ND design. 3. 4 liter. ALL. Radiator inlet. Radiator outlet. W/DEX-COOL label. W/O dex-cool label.
3.4 LITER. Pipe.
RADIATOR & COMPONENTS. Diagram
#25
Required: 1
3. 4 & 3. 5 liter. Front. Rear. Throttle body inlet. Throttle body outlet. W/"DEX-COOL" label. W/ENGINE oil cooler. W/HVY duty cooling. W/O "dex-cool" label. W/O eng oil cooler. W/O hvy duty cooling.
3.4 & 3.5 LITER. By-pass pipe. PartQualifier: rear. rear.
RADIATOR & COMPONENTS. Diagram
#12
3. 1 liter. Thermostat bypass. To intake manifold. W/HEAVY duty. W/O heavy duty.
3.1 LITER. to intake manifold.
RADIATOR & COMPONENTS. Diagram
#12
3. 1 liter. ALL. Bolt. Seal. Thermostat bypass. To intake manifold. W/HD cooling. W/O hd cooling.
3.1 LITER. to intake manifold.
RADIATOR & COMPONENTS. Diagram
#27
1997-00. auto trans. fan. inlet. lower. outlet. trans cooler. upper. w/HD cooling. w/o HD cooling. w/o oil cooler. w/oil cooler.
1997-00.
RADIATOR & COMPONENTS. Diagram
#14
2001-04. inlet. outlet. w/HD cooling. w/o HD cooling. w/o oil cooler. w/oil cooler.
2001-04.

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$ 38.88
All Discounts: $ 18.93 (33% off)
MSRP: $ 57.81

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