Owner reports · Recalls · Investigations
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →Owner complaints by model year
Compare all B600 years →Counts vary with age, sales and reporting. They are not failure rates.
No component reports in this snapshot.
Tap a category to read its complaints. One report may name several components.
Mileage at the reported incident
Limited mileage data: 0 of 0 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
NHTSA owner reports · September 18, 2026 snapshot.
No matching complaints in this snapshot.
Aug 4, 1997
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS, BUS CHASSIS-COWL, AND BASIC CHASSIS MODELS EQUIPPED WITH CUMMINS 5.9L 160 HORSEPOWER ROTARY INJECTION PUMP DIESEL ENGINES. THE ACCELERATOR RETURN SPRINGS CAN FRACTURE.
Consequence: THE ACCELERATOR MAY NOT RETURN TO IDLE INCREASING THE RISK OF A VEHICLE CRASH.
Remedy: DEALERS WILL REPLACE THESE SPRINGS WITH A TORSION SPRING DESIGN.
May 9, 1995
A CONNECTOR IN THE WIRING WHERE THE TILT HOOD MOUNTED LAMPS ATTACH TO THE VEHICLE WIRING HARNESS WAS BUILT WITHOUT SEALING PLUGS. MOISTURE, ROAD SALT OR OTHER CONTAMINANTS CAN ENTER THE CONNECTION RESULTING IN CROSSED CIRCUITS, SHORTS OR CORROSION OF THE WIRING OF THE CONNECTOR.
Consequence: THE HEADLAMPS OR OTHER FRONT-END LIGHTING SYSTEMS CAN MALFUNCTION AS A RESULT OF THIS CONDITION INCREASING THE POTENTIAL FOR A VEHICLE ACCIDENT.
Remedy: DEALERS WILL INSPECT THE CONNECTOR AND INSTALL SEALING PLUGS IN THE OPEN CAVITIES. IF THE INSPECTION REVEALS CORROSION, A NEW CONNECTOR WILL BE INSTALLED.
Mar 26, 1994
SYSTEM: ELECTRICAL SYSTEM; BATTERY. VEHICLE DESCRIPTION: MEDIUM DUTY SCHOOL BUS CHASSIS EQUIPPED WITH HYDRAULIC BRAKES, TILT HOODS, 5.9L, 6.6L OR 7.6L DIESEL ENGINES OR 6.1L OR 7.0L GASOLINE ENGINES AND ORIGINALLY SOLD OR CURRENTLY REGISTERED IN CONNECTICUT, ILLINOIS, INDIANA, MAINE, MASSACHUSETTS, MICHIGAN, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA ,RHODE ISLAND, VERMONT, AND WISCONSIN. THE BATTERY POWER JUNCTION BLOCK MOUNTED ON THE RIGHT FENDER APRON, WHICH SERVES AS AN ELECTRICAL CONNECTION POINT FOR SEVERAL ENGINE COMPARTMENT SYSTEMS, IS SUSCEPTIBLE TO ROAD SPLASH. THE TERMINALS AT THE JUNCTION BLOCK CAN EXPERIENCE CORROSION AND CAN FRACTURE, CAUSING LOSS OF ELECTRICAL POWER AND ENGINE SHUTDOWN.
Consequence: ENGINE SHUTDOWN, LOSS OF POWER STEERING ASSIST, OR LOSS OF HYDRAULIC BRAKE BOOST CAN OCCUR WHICH MAY RESULT IN LOSS OF VEHICLE CONTROL AND AN ACCIDENT.
Remedy: DEALERS WILL REPLACE THE JUNCTION BOX, MAIN POWER TERMINAL THE STARTER OR STARTER RELAY AND TERMINALS AT THE EXISTING JUNCTION BLOCK. THE WIRING OF THE HYDRAULIC BRAKE CIRCUIT WILL ALSO BE MODIFIED BY BYPASSING THE JUNCTION BLOCK. THE NEW TERMINALS WILL BE MADE FROM AN ALLOY MATERIAL MORE RESISTANT TO SALT CORROSION.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
No exact-year investigations in this snapshot.
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