Your Onan 5500 generator's fuel pump chatter and dual light illumination indicates a control board communication error triggered by the remote harness connection. This comprehensive guide covers diagnosis, repair steps, and prevention strategies for all common Onan 5500 issues.
After roof repair with Kool Seal, check for hidden water damage by pressing walls for soft spots, inspecting behind cabinets, and monitoring for musty odors. Hurricane rain enters sideways - check window seals too. Remove interior panels in affected areas to verify insulation is dry.
V10 surging with air/fuel codes often has cheap fix - vacuum leak, intake gasket, or exhaust leak. Do smoke test or spray test before replacing more expensive parts.
Speedometer stopping at 39 mph with working cruise indicates a stepper motor failure in the cluster. The motor can be replaced for $15-30 with soldering, or send cluster for professional rebuild.
For 2005 Fourwinds Hurricane with structural windshield damage, repair likely costs ,000-15,000. If that exceeds 50-60% of repaired value, salvage or sell as-is is usually better financially. Get multiple quotes and compare to actual market value before deciding.
Ignition lock cylinder gear failure fixed by replacing lock cylinder assembly. Remove steering column covers to access. Consider locksmith for complex repairs.
Banks, UPFORD, and 5 Star V10 tunes all deliver similar improvements for RV use. Since you are happy with UPFORD, transfer your existing tune to the new coach. Transfer fee is more cost-effective than buying new tune from different provider.