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.
2002 Chevrolet Astro Van Cargo, AWDFACTORY OEM SERVICE PROCEDURE
Component Locations
WARNING: This page is about a different car, the 2001 GMC Safari and 2001 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENT LOCATIONS
| Component | Location |
|---|---|
| Ambient Light Sensor | Top Of Instrument Panel, In Left Side Speaker Grille |
| Transfer Case Shift Control Module (ATC/TCSCM) | Left Kick Panel |
| Body Control Module (BCM) | In Instrument Panel, Above Radio |
| Data Link Connector (DLC) | Under Left End Of Instrument Panel |
| Door Ajar Switch | In Respective Door |
| Electronic Brake Control Module (EBCM) | On Frame, To Left Of Transmission |
| Ignition Switch | In Steering Column |
| Relay Block | Under Left End Of Instrument Panel, Above DLC |
| Instrument Panel Fuse Block | Under Left End Of Instrument Panel |
| Parking Brake Switch Connector | Under Left Kick Panel |
| Powertrain Control Module (PCM) | Left Side Of Engine Compartment, Under Battery |
| Seat Belt Switch | Under Driver's Seat |
| Sensing & Diagnostic Module (SDM) | Under Driver's Seat |
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:
- • 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.