Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation Procedure
2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
- Connect the engine wiring harness electrical connectors (2) to the ECM. Reposition the ECM out of the way.
- Remove the battery shield from over the battery.
- Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
- Install the ECM to the retainer.
- Position the ECM and retainer to the top of the battery shield.
- Slide the ECM retainer rearward, engaging the retainer to the battery shield.
- Reprogram the PCM. Refer to Control Module References .
RENDER: 1.0x
NO RELATED
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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.