NHTSA safety recall

Recall 88V171000

Service Brakes, Air › Supply › Low Pressure Warning › Switch — Emergency One · reported 1 Nov 1988 · 71 vehicles potentially affected

What's wrong

USE OF THE AIR HORN CAN CAUSE THE AIR PRESSURE TO DROP BELOW 85 PSI.

The risk

IF AIR PRESSURE DROPS BELOW 85 PSI WHILE THE VEHICLE ISBEING DRIVEN THE REAR BRAKE SPRING CHAMBERS WILL START TO APPLY CAUSING THEREAR BRAKE DRUMS TO OVERHEAT.

The fix

INSTALL PRESSURE PROTECTION VALVES IN ALL AIR HORN CIRCUITS.

SYSTEM: AIR PRESSURE/BRAKES.VEHICLE INFORMATION: AMBULANCE UNITS WITH ROCKWELL U170 AND S170 AXLES.

NHTSA campaign

88V171000

Filed by

E-one, Inc.

Report received

1 Nov 1988

Owners notified

7 Dec 1988

Potentially affected

Vehicles covered by this recall

Whether a particular car is affected and still unrepaired depends on its VIN — a model year being listed does not mean every car of that year is included. Check any VIN free on CarLogs, or at nhtsa.gov/recalls.

1984 Emergency One Ambulance 1985 Emergency One Ambulance 1986 Emergency One Ambulance 1987 Emergency One Ambulance

Is this car's recall fixed?

Recall repairs are free at any franchised dealer, for the life of the vehicle. A CarLogs report shows the recall status for a specific VIN as reported by the manufacturer — whether it's open or repaired, and whether the fix is available yet.

Source: NHTSA Office of Defects Investigation recall database. Look up another campaign →