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Installation
To install, reverse removal procedure. DO NOT reuse "O" ring.
Lubricate NEW fuel inlet "O" ring with oil and install onto regulator.
Tighten screws to specification. See TORQUE SPECIFICATIONS.
Removal (1.8L)
1) Fuel pressure regulator is located on fuel sending unit
assembly, on bottom of fuel filter. Relieve fuel pressure. See
FUEL SYSTEM PRESSURE RELEASE (GASOLINE). Disconnect negative battery
cable. Remove rear seat cushion. Remove 4 fuel sending unit assembly
access panel bolts and remove access panel. Disconnect harness
connector from fuel sending unit assembly.
2) Remove fuel pipe from top of fuel sending unit assembly.
Remove 8 fuel sending unit assembly hold-down bolts and remove hold-
down plate. Remove fuel sending unit assembly and "O" ring from fuel
tank. Remove fuel pressure regulator from bottom of fuel filter.
Installation
To install, reverse removal procedure. Use NEW "O" ring onto
fuel pressure regulator and fuel sending unit assembly. Tighten fuel
sending unit assembly hold-down bolts to specification. See
TORQUE SPECIFICATIONS.
Removal (1.9L)
1) Fuel pressure filter/regulator is located under vehicle,
on left front side of fuel tank. Relieve fuel pressure. See
FUEL SYSTEM PRESSURE RELEASE (GASOLINE). Disconnect negative battery
cable. Raise and support vehicle. Remove 2 fuel filter/pressure
regulator bracket screws.
CAUTION: DO NOT damage fuel line bundle retaining clip. If retaining
clip is damaged, fuel tank must be replaced. Retaining clip
cannot be serviced separately.
2) Unlatch fuel line bundle retaining clip on left side of
fuel tank. Disconnect EVAP purge line at 90-degree quick-connect
fitting. Slide filter/regulator outlet out of support on fuel tank
bracket. Disconnect fuel feed line at 90-degree quick-connect fitting.
3) Pivot filter/regulator down while moving mounting bracket
out from under chassis brakelines. Disconnect fuel feed and return
lines at quick-connect fitting on filter/regulator. DO NOT remove
filter/regulator from bracket. Filter/regulator and bracket are
serviced as an assembly.
Installation
To install, reverse removal procedure. Install NEW fuel line
retainers into female portion of quick-connect fuel line fittings.
Ensure chassis fuel feed and purge lines are routed on top of parking
brake cable. Tighten screws to specification. See
TORQUE SPECIFICATIONS.
Removal (2.2L & 2.4L - Alero, Cavalier, Grand Am & Sunfire)
1) Relieve fuel pressure. See
FUEL SYSTEM PRESSURE RELEASE (GASOLINE). Disconnect negative battery
cable. Remove air cleaner outlet resonator (if necessary). Remove fuel
rail bracket (if equipped). Disconnect pressure regulator vacuum hose.
Remove fuel return line and "O" ring from pressure regulator. On 2.4L,
remove fuel rail. See FUEL RAIL & INJECTORS.
2) On all models, remove pressure regulator screws. Remove
pressure regulator from fuel rail. Remove pressure regulator retainer
and spacer assembly from fuel rail (if equipped). Remove fuel inlet
"O" ring from pressure regulator. Remove and discard filter screen if
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