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.
2000 Pontiac Sunfire GT, 2D Convertible, StandardFACTORY OEM SERVICE PROCEDURE
Removal & Installation
CAUTION:
To prevent electrostatic discharge, DO NOT touch Powertrain Control Module (PCM) connector pins or components on circuit board.
- Turn ignition off and wait at least 10 seconds. Disconnect negative battery cable. Raise and support vehicle. Remove right side splash shield. Remove horn. Disconnect Powertrain Control Module (PCM) harness connectors. Remove PCM bolts. Slide PCM out of bracket.
- To install, ensure service number on new PCM is the same as service number on old PCM (or updated number). To complete installation, reverse removal procedure. Tighten PCM harness connector screws to 71 INCH lbs. (8 N.m). Connect negative battery cable. Reprogram PCM. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION.
Factory Service Tools
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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.