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 Firefly (CANADA) L4-1.3LFACTORY OEM SERVICE PROCEDURE
Ignition Cable: Service and Repair
REMOVAL PROCEDURE
IMPORTANT: Note the correct routing of the wires prior to removal. Incorrect routing may cause the engine to misfire and/or damage to the wires.
1. Carefully release the number 1 spark plug wire from the clip on the number 2-3 ignition coil.
IMPORTANT: Do not pull on the spark plug wire. Internal damage may result.
2. Grasp the spark plug boot and twist 1 half turn in each direction in order to release the boot.
3. Remove the spark plug wire from the number 1 spark plug and the number 1-4 ignition coil.
4. Remove the spark plug wire from the number 3 spark plug and the number 2-3 ignition coil.
INSTALLATION PROCEDURE
1. Install the spark plug wire to the number 3 spark plug and the number 2-3 ignition coil.
2. Install the spark plug wire to the number 1 spark plug and the number 1-4 ignition coil.
3. Carefully secure the number 1 spark plug wire in the clip on the number 2-3 ignition coil.
IMPORTANT: Note the correct routing of the wires prior to removal. Incorrect routing may cause the engine to misfire and/or damage to the wires.
1. Carefully release the number 1 spark plug wire from the clip on the number 2-3 ignition coil.
IMPORTANT: Do not pull on the spark plug wire. Internal damage may result.
2. Grasp the spark plug boot and twist 1 half turn in each direction in order to release the boot.
3. Remove the spark plug wire from the number 1 spark plug and the number 1-4 ignition coil.
4. Remove the spark plug wire from the number 3 spark plug and the number 2-3 ignition coil.
INSTALLATION PROCEDURE
1. Install the spark plug wire to the number 3 spark plug and the number 2-3 ignition coil.
2. Install the spark plug wire to the number 1 spark plug and the number 1-4 ignition coil.
3. Carefully secure the number 1 spark plug wire in the clip on the number 2-3 ignition coil.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.