Technical Service Bulletins
Date: 06/01/2002
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: 020601024
SUMMARY: ON CERTAIN VEHICLES, SUCH AS THE CHEVROLET AND GMC WT 5500 MEDIUM DUTY TILT CAB MODELS, THE ENGINES MAY EXPERIENCE ROCKER ARM DAMAGE OR ROCKER BRIDGE DAMAGE FOLLOWING OVERHAUL OF THE CYLINDER HEAD IF THE VALVE BRIDGE STUD INSTALLED DEPTH IS
Date: 06/01/2002
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: 020601024
SUMMARY: ON CERTAIN VEHICLES, SUCH AS THE CHEVROLET AND GMC WT 5500 MEDIUM DUTY TILT CAB MODELS, THE ENGINES MAY EXPERIENCE ROCKER ARM DAMAGE OR ROCKER BRIDGE DAMAGE FOLLOWING OVERHAUL OF THE CYLINDER HEAD IF THE VALVE BRIDGE STUD INSTALLED DEPTH IS
Date: 02/01/2003
Component Name: 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
NHTSA #: 030604014
SUMMARY: OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP. *TT
Date: 02/01/2003
Component Name: 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
NHTSA #: 030604014
SUMMARY: OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP. *TT
Date: 04/01/2002
Component Name: 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
NHTSA #: 010604049A
SUMMARY: CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START-UP IN COLD AMBIENT TEMPERATURES. *TT
Date: 04/01/2002
Component Name: 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
NHTSA #: 010604049A
SUMMARY: CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START-UP IN COLD AMBIENT TEMPERATURES. *TT
Date: 09/01/2005
Component Name: 073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
NHTSA #: 020604041
SUMMARY: DIAGNOSTIC HINTS / TROUBLESHOOTING GUIDE FOR DENSO COMMON RAIL FUEL SYSTEM FOR CERTAIN MEDIUM DUTY TILT CAB AND COMMERCIAL MODELS. *TT
Date: 09/01/2005
Component Name: 073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
NHTSA #: 020604041
SUMMARY: DIAGNOSTIC HINTS / TROUBLESHOOTING GUIDE FOR DENSO COMMON RAIL FUEL SYSTEM FOR CERTAIN MEDIUM DUTY TILT CAB AND COMMERCIAL MODELS. *TT