The problem
Internal components of the e-12 dual circuit air brake valves may be misassembled so that one of the tapered snap rings is upside down.
The risk
The snap ring can come out causing the valve tomalfunction and apply the truck's brake system without warning; this couldresult in loss of control and a crash.
The fix
REPLACE MISASSEMBLED VALVES.
Contacts
System: air brake valves.Vehicle description: trucks
What to do
- Check your VIN. Enter it at nhtsa.gov/recalls - it shows whether this recall applies to your vehicle and whether the repair has been done.
- Call a dealer. Any authorized Mack dealer will do the repair free, whether or not you bought the vehicle there. Quote campaign 89V178000.
- Ask about parts and a loaner. If parts aren't available yet, ask what to do in the meantime.
- Keep your paperwork. If you paid for this repair before the recall, you may be able to get reimbursed - here's how.