SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 210 (ENGINE CONTROL SYSTEM - 3.9L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSIGNITION COIL(S) REPLACEMENTREMOVAL PROCEDURE
2006 Buick Terraza CXL, 3.5 L, AWD

Removal Procedure

2006 Buick Terraza CXL, 3.5 L, AWDSECTION Removal Procedure
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Disconnect The Manifold Absolute Pressure (MAP) Sensor Electrical Connector
    GM1608869Courtesy of GENERAL MOTORS CORP.
  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  2. Disconnect the manifold absolute pressure (MAP) sensor electrical connector (1).
  3. Disconnect the ignition coil electrical connector (6).
    4. Fig 2: View Of Left Spark Plug/Coil Harness
    GM1582091Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the left side spark plug wires from the ignition coil.
    5. Fig 3: View Of Spark Plug Wire Assembly
    GM1582938Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the right side spark plug wires from the ignition coil.
    6. Fig 4: Removing/Installing 4 Screws Securing Ignition Coil And Module Assembly To Bracket
    GM1238999Courtesy of GENERAL MOTORS CORP.
  6. Remove the ignition coil bolts.
  7. Remove the ignition coil.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.