GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 TrailBlazer - 4WD 🢒 Engine 🢒 Engine Mechanical - 4.2L 🢒 Engine Block Plug Installation

    Object Number: 715591 Size: SH
  1. Add sealer GM P/N 12346004 (Canadian P/N 10953480) to the plug threads.

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

  2. Install the engine block oil gallery plug to rear of block. Tighten the engine block oil gallery plug to 80 N·m (40 lb ft).

    3. Object Number: 764315 Size: SH
  3. Add sealer GM P/N 12346004 (Canadian P/N 10953480) to the plug threads.
  4. Install the engine block oil gallery plugs to front and left of block.
    5. 4.1. Tighten the side engine block oil gallery plugs to 35 N·m (26 lb ft).
    4.2. Tighten the front (1) engine block oil gallery plug to 80 N·m (40 lb ft).

    Object Number: 748319 Size: SH
  5. Add sealer GM P/N 12346004 (Canadian P/N 10953480) to the coolant temperature sensor threads.
  6. Install the coolant temperature sensor. Tighten the coolant temperature sensor to 20 N·m (15 lb ft).

    7. Object Number: 637591 Size: SH
  7. Add sealer GM P/N 12346004 (Canadian P/N 10953480) to the EVAP solenoid bolt threads. Tighten the EVAP solenoid bolt to 10 N·m (89 lb in).

    8. Object Number: 637594 Size: SH
  8. Install the knock sensors. Tighten the knock sensors to 25 N·m (18 lb ft).

    9. Object Number: 637595 Size: SH
  9. Add sealer GM P/N 12346004 (Canadian P/N 10953480) to the crankshaft position sensor bolt.
  10. Install the crankshaft position sensor and bolt. Tighten the crankshaft position sensor bolt to 10 N·m (89 lb in).