2004 Newmar Mountain Aire Brakes Problems
- Complaints
- 6about this part
- Share
- 86%of 7 total for the year
- Median mileage
- 27,493miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 6 complaints about the brakes of the 2004 Newmar Mountain Aire, 86% of the 7 complaints for this model year. Where a mileage was given, the median is 27,493 miles. 2 recall campaigns on record are filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Failure of workhorse custom chassis hydro max (redundant brake system) due to blown brake light fuse. The power assist for the braking system is run off the power steering pump and should you lose the serpentine belt or the engine shuts down there is a redundant electric motor to provide power assist tot the brakes. But, should you lose both you have no brakes per si on a 26,000 motor home.”
NHTSA complaint #10225288, filed 2008-04, 25,124 miles“Motorhome in for front end alignment at 39k miles and found all four of my brake rotor had severe cracks, some completely through the rotor. All brake components on all wheels required replacement, rotors, calipers, pads etc.”
NHTSA complaint #10225809, filed 2008-04, 39,360 miles“The contact owns a 2004 Newmar Mountain Aire on a w22 workhorse chassis. The contact stated while driving 60 MPH the ABS light came on and the brakes began to malfunction causing the vehicle to have shorter stopping distance. The contact called the manufacturer regarding the brakes and they informed the contact to take the vehicle to a local dealer. The dealer replaced the brakes, calipers, and rotors under the service brakes, hydraulic recall ( 09v217000). After the dealer repaired the vehicle the ABS light came on. The contact took the vehicle back to the dealer to have the vehicle diagnose. …”
NHTSA complaint #10356947, filed 2010-09, 20,242 miles“The contact owns a 2004 Newmar Mountain Aire rv. The contact took the vehicle to a dealer for routine inspection and was informed that the brake rotors, calipers, and hubs failed abnormally and needed to be replaced. A representative stated that the vehicle's production year was excluded from the recall; therefore, they would not assume any responsibility. As of march 11, 2009, the vehicle has not been repaired. The failure mileage was 29862. Updated 3/25/09 all 4 rotors had heat cracks and the front clear hub indicators were white caused by heat. The brakes were not releasing as designed. …”
NHTSA complaint #10261509, filed 2009-03, 29,862 miles“The contact owns a 2004 Newmar Mountain Aire, model number 3778. When the contact took her vehicle in for scheduled maintenance, the dealer stated that all four rotors were cracked on the outside. The dealer stated that the failures were caused by heat. The technician stated that they have never seen rotor failure of this magnitude and could be due to a manufacturer design flaw. The manufacturer stated that the failure could have been caused from her husband's driving. The contact stated that was impossible because there would have been more damage to the components. …”
NHTSA complaint #10199647, filed 2007-08, 31,703 milesRelated recalls
- 09V217000Jun 11, 2009Newmar is recalling 2,578 motorhomes equipped with axles that include bosch zops or zoht pin slide hydraulic disc brakes. When combined with occasional or…Covers: Newmar Mountain Aire 2001–2004, Kountry Star 2001–2006, Scottsdale 2003–2006 +3 more
- 05V263000Jun 2, 2005On certain motor homes equipped with ametek ngi gauges, the air gauges are not properly calibrated and the low air warning indicator may be activated when…Covers: Newmar Mountain Aire 2003–2005, Dutch Star 2003–2005, Essex 2003–2005 +2 more
Brakes: other model years
Other parts of the 2004 Newmar Mountain Aire
← All problems reported for the 2004 Newmar Mountain Aire
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology