How to replace the fuel pressure regulator in Saturn LS and LS1?

For four-cylinder models, relieve the fuel system pressure, disconnect the vacuum hose, and remove the two mounting bolts. Remove the old O-ring and plastic retainer. Install the regulator and tighten the mounting bolts. Next, reconnect the vacuum hose and start the engine to check for any fuel leaks. For V6 models, disconnect the vacuum hose from the fuel pressure regulator and remove the old O-rings.

Genuine Saturn LS Fuel Pressure Regulator

Fuel Tank Pressure Regulator

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2 Fuel Pressure Regulators found

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Saturn LS Regulator,Fuel Pressure
Part Number: 9118850
- Other Name: REGULATOR, Fuel Injection; Fuel Pressure Regulator
$39.16 MSRP: $93.25
You Save: $54.09 (59%)

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Fits the following Vehicles:
2000 Saturn LS | LS, LS1, LS2, LW1, LW2 | 6 Cyl 3.0L
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Saturn LS Regulator Kit, Fuel Pressure
Part Number: 12574287
- Other Name: REGULATOR KIT, Fuel Injection; Fuel Pressure Regulator
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Fits the following Vehicles:
2000 Saturn LS | LS, LS1, LS2, LW1, LW2 | 4 Cyl 2.2L
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Saturn LS Fuel Pressure Regulator Parts Questions & Answers

Regulator,Fuel Pressure
9118850
Q: How to replace the fuel pressure regulator in Saturn LS and LS1?
A: For four-cylinder models, relieve the fuel system pressure, disconnect the vacuum hose, and remove the two mounting bolts. Remove the old O-ring and plastic retainer. Install the regulator and tighten the mounting bolts. Next, reconnect the vacuum hose and start the engine to check for any fuel leaks. For V6 models, disconnect the vacuum hose from the fuel pressure regulator and remove the old O-rings.

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2000 Fuel Pressure Regulator