GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2006 🢒 Lucerne 🢒 Engine 🢒 Engine Mechanical - 4.6L 🢒 Water Crossover Removal

    Object Number: 1564111 Size: SH
  1. Remove the water pump drive belt shield bolt and nuts.
  2. Remove the water pump drive belt shield.

    3. Object Number: 1564112 Size: SH
  3. Remove the water pump drive belt by compressing the belt tensioner while sliding the belt off the drive pulley and the water pump pulley.

    4. Object Number: 1564113 Size: SH
  4. Remove the water pump drive belt tensioner bolts from the tensioner.
  5. Remove the water pump drive belt tensioner from the water crossover.

    6. Object Number: 1564114 Size: SH
  6. Remove the crankshaft position sensor and knock sensor wiring harness bracket bolt.

    7. Object Number: 1564115 Size: SH
  7. Loosen the water crossover mounting bolts.
  8. Remove the water crossover and all mounting bolts.

    9. Object Number: 1564117 Size: SH
  9. Remove the water crossover gaskets and mounting bolts from the water crossover.