2007 Chevrolet Impala V6-3.5LFACTORY OEM SERVICE PROCEDURE

Ignition Control Module: Locations



Engine Controls Component Views

Top of the Engine (LZE, LZ4, LZ9)

Factory service manual diagram



1 - Manifold Absolute Pressure (MAP) Sensor
2 - Throttle Body
3 - Intake Manifold
4 - Intake Manifold Tuning (IMT) Valve Solenoid (LZ9)
5 - Camshaft Position (CMP) Sensor
6 - Heated Oxygen Sensor (HO2S) 1
7 - Ignition Control Module (ICM)

Rear of the Engine (LZE, LZ4, LZ9)

Factory service manual diagram



1 - Throttle Body
2 - Ignition Control Module (ICM)
3 - Heated Oxygen Sensor (HO2S) 1
4 - Engine Coolant Heater
5 - Engine Oil Level Switch
6 - Crankshaft Position (CKP) Sensor
7 - Knock Sensor (KS) Bank 1
Factory Service Tools

Use the Manual With the Right Hardware

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When to See a Mechanic

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

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

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