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.
Removal (Hairpin Clip Fitting)
Hairpin clip type fittings are used on 5/16" and 3/8" fuel lines. To disconnect fuel lines, remove hairpin clip from fitting. See Figure. Spread each clip leg about 1/8" to disengage body. While pulling lightly on triangular end of clip, push legs into fitting. Work assembly clear of tube and fitting. Pull fitting and steel line in axial direction. Use twisting motion to pull fitting loose.
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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.