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.
1993 Geo Metro Base, 2D Hatchback, AutomaticFACTORY OEM SERVICE PROCEDURE
Fuel Pressure Release
- Loosen fuel tank cap to release fuel tank pressure. Remove cover from main fuse box located in left front corner of engine compartment, behind battery. Remove coolant reservoir from bracket. Remove main fuse box retaining screws. From underneath main fuse box, release 2 locking tabs of fuel pump relay. See Fig 1 .
- Remove fuel pump relay from main fuse box. Disconnect electrical connector from fuel pump relay. Start engine. Idle engine until it dies. Crank engine for about 10 seconds to ensure residual fuel line pressure is released. Turn off ignition. Install fuel pump relay.
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.
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