Trailer hitches: fifth wheel assemblyRecall 04V-158 · Mobile Scout and Sunnybrook vehicles

SUNNYBROOK RV INC. recall 04V-158 covers 168 Mobile Scout and Sunnybrook vehicles for a trailer hitches: fifth wheel assembly problem, reported to NHTSA on April 1, 2004.

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Vehicles repairedNo manufacturer report yet
Vehicles affected1682 models
ReportedApr 1, 2004Owners notified Apr 15, 2004
Complaints since0Same system, after the recall

Source: NHTSA recall 04V158000 and manufacturer quarterly reports. Started by an NHTSA defect investigation.

What's wrong

The problem

ON CERTAIN FIFTH WHEEL TRAILERS EQUIPPED WITH BEDROOM SLIDE OUT ROOMS, THE FRONT CROSS-MEMBER CONNECTED TO THE HITCH PIN BOX MAY NOT BE OF ADEQUATE STRENGTH.

The risk

IF OVERLOADED, EXTENSIVE USE, ADDED HITCH WEIGHT, AND/OR ROAD UNEVENNESS, STRESS ON THE C-CHANNEL COULD CAUSE THE HITCH PIN BOX TO HAVE CROWNING OR STRESS FRACTURES CAUSING THE UPPER FRAME TO DROP DOWN MORE THAN ONE INCH WHEN CONNECTED TO THE TOW VEHICLE. THIS COULD AFFECT THE STEERING CAPABILITY OF THE TOWING VEHICLE INCREASING THE RISK OF A CRASH.

What to do

The fix

DEALERS WILL ADD A 2" X 3" X 86" 11 GAUGE STEEL TUBE TO THE EXISTING FRONT CROSS-MEMBER AND INSPECT/REPAIR ALL WELDS, JOINTS AND STRUCTURE OF THE UPPER FRAME DECKING. THE RECALL BEGAN ON APRIL 15, 2004. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT SUNNYBROOK AT 574-825-5250.

CUSTOMERS CAN CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.

2 models

Vehicles in this recall

Built from July 22, 1996 to May 16, 1997. Not every vehicle in these model years is included; check by VIN.

Background

The investigation behind this recall

  1. FRAME CRACKS AND FRACTURESPE04009 · closed Apr 27, 2004
    NHTSA