RV Electrical & Battery Systems: Complete Guide
Master your RV electrical system from house batteries to shore power. Covers 12V DC, 120V AC, inverters, and charging.
Master your RV electrical system from house batteries to shore power. Covers 12V DC, 120V AC, inverters, and charging.
Keep your RV generator running reliably with this comprehensive maintenance and troubleshooting guide for Onan, Generac, and Cummins units.
A $6,400 DPF replacement quote is high but typical for dealers. Your 2022 Cummins B6.7 may still have emissions warranty coverage for 5 years/100k miles. Consider professional DPF cleaning ($800-1,500) or authorized Cummins dealers before replacement.
For exhaust manifold gasket replacement with broken studs on your 2003 Fleetwood Southwind in Waukesha, WI, contact specialized RV service centers or heavy-duty truck repair shops. This complex job typically requires professional expertise when head removal is needed.
Year of storage without stabilizer causes carburetor varnish. Carburetor needs thorough cleaning or rebuild - soaking, jet cleaning, new gaskets. Running rough and stalling under load are classic symptoms of blocked jets from old fuel residue.
142K miles on Cummins ISM 500 with Allison MH4000 is moderate mileage. These powertrains are designed for 500K+ miles. Focus on maintenance history and condition, not just mileage.
If total repairs exceed 50% of replacement cost with problems continuing, replacement makes sense. Refurbished Onan from reputable source with warranty is good option. Get thorough diagnosis before deciding - intermittent issues can often be isolated.
Code 36 on Onan 7500KW QD generators is often caused by overfill oil levels due to incorrectly calibrated dipsticks. The oil should read just above the 'ADD 1QT' mark, not at the full mark, to prevent pressure-induced shutdowns.