GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Important: Always maintain cleanliness when servicing fuel system components.


    Object Number: 370970  Size: SH
  1. Relieve fuel system pressure. Refer to Fuel Pressure Relief .
  2. Raise the vehicle. Go to Lifting and Jacking the Vehicle in General Information.
  3. Remove the fuel sender assembly. Refer to Fuel Sender Assembly Replacement .
  4. Remove the fuel level sensor (8) from the modular fuel sender.

Installation Procedure


    Object Number: 370970  Size: SH
  1. Install the fuel level sensor (8) to modular fuel sender.
  2. Install the fuel sender assembly. Refer to Fuel Sender Assembly Replacement .
  3. Lower the vehicle.
  4. Reconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  5. Inspect for fuel leaks:
  6. 5.1. Turn ON the ignition for 2 seconds
    5.2. Turn OFF the ignition for 10 seconds.
    5.3. Turn ON the ignition.
    5.4. Visually inspect the fuel system for fuel leaks.