GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
1999
🢒
Firebird
🢒
Engine
🢒
Engine Cooling
🢒 Radiator Support Replacement
Removal Procedure
Disconnect the negative battery cable. Refer to
Battery Negative Cable Disconnection and Connection
in Engine Electrical.
Disconnect the intake air temperature (IAT) and mass airflow (MAF) sensors electrical connectors, if equipped with the 5.7L engine.
Remove the air intake duct resonator, if equipped with the 5.7L engine.
Disconnect the intake air temperature (IAT) sensor electrical connector, if equipped with the 3.8L engine.
Remove the air intake duct resonator, if equipped with the 3.8L engine.
Release the retaining strap latches.
Lift the top of the air cleaner housing off.
Remove the air filter element.
Remove the air cleaner / radiator support bolts.
Remove the radiator support.
Installation Procedure
Install the radiator support.
Install the air cleaner / radiator support bolts
Tighten
Tighten the air cleaner bolts to 12 N·m (106 lb in).
Install the air intake duct resonator, if equipped with the 3.8L engine.
Connect the IAT sensor electrical connector, if equipped with the 3.8L engine.
Install the air intake duct resonator, if equipped with the 5.7L engine.
Connect the IAT and the MAF sensors electrical connectors, if equipped with the 5.7L engine.
Connect the negative battery cable. Refer to
Battery Negative Cable Disconnection and Connection
in Engine Electrical.