Mack · Canada · Mod
Mack Truck: Emissions
Affects Mack Truck · 1992 — about 37 vehicles.
The hazard
VEHICLES EQUIPPED WITH E7 ENGINES MAY NOT COMPLY WITH C.M.V.S.S. 1103 - EXHAUST EMISSIONS. - SOFT TIMING ADJUSTMENT SCREW WASHERS MAY DEFORM AND CAUSE THE INJECTION TIMING TO SLIP TO THE MAXIMUN RETARD POSITION. AFFECTING EMISSIONS AND ENGINE PERFORMANCE. CORRECTION: WASHERS WILL BE REPLACED.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational