GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Riviera 🢒 Engine 🢒 Engine Controls - 3.8L 🢒 Engine Cooling Fan Relay Replacement

Removal Procedure

    Object Number: 424778 Size: SH
  1. Remove the engine compartment fuse block cover (1) from the engine compartment fuse block (2).
  2. Remove the cooling fan relay from the engine compartment fuse block.

Installation Procedure

    Object Number: 424778 Size: SH
  1. Install the cooling fan relay to the engine compartment fuse block.
  2. Install the engine compartment fuse block cover (1) to the engine compartment fuse block (2).