GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 XLR 🢒 Suspension 🢒 Electronic Suspension Control 🢒 Air Cleaner Assembly Replacement

Removal Procedure

    Object Number: 1857765 Size: SH
  1. Disconnect the engine wiring harness electrical connector from the mass air flow (MAF)/intake air temperature (IAT) sensor.

    2. Object Number: 1857769 Size: SH
  2. Remove the positive crankcase ventilation (PCV) fresh air hose from the resonator duct.
  3. Loosen the air cleaner outlet duct clamp (1) at the throttle body.
  4. Remove the air cleaner assembly.

Installation Procedure


    Object Number: 1857769 Size: SH
  1. Locate the 4 air cleaner duct alignment studs.
  2. Install the air cleaner assembly , use a GM approved non-silicone lubricant in order to help with installation of the outlet duct to the throttle body.

    3. Caution: Refer to Fastener Caution in the Preface section.

  3. Tighten the air cleaner outlet duct clamp (1) at the throttle body to 3 N·m (27 lb in).
  4. Install the PCV fresh air hose to the resonator duct.

    5. Object Number: 1857765 Size: SH
  5. Connect the engine wiring harness electrical connector to the MAF/IAT sensor.