# Service bulletin 010604049A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 635630
- Published by NHTSA: 2002\-10\-29
- Manufacturer's number: 010604049A
- Manufacturer's date: 2002\-04\-01
- Replaces: 010604049
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START\-UP IN COLD AMBIENT TEMPERATURES. \*TT

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine, Exhaust and emissions

## Vehicles listed

- 2000 to 2002 CHEVROLET T SERIES
- 2000 to 2002 CHEVROLET W5500
- 2000 to 2002 GMC T SERIES
- 2000 to 2002 GMC W5500
- 2000 to 2002 ISUZU FRR
- 1998 to 2002 ISUZU FSR
- 1998 to 2002 ISUZU FTR
- 1998 to 2002 ISUZU FVR

## Other bulletins for the same vehicles and component

- [IB09\-X\-004C](/bulletins/10217004.md), 2022-08-02, Service bulletin: ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. The Isuzu Commercial Truck of America \(ICTA\) Service Technical Assistance Center \(TAC\) provides diagnostic support to Isuzu dealer technicians repairing Isuzu vehicles in and out of vehicle warranty. A TAC case number will be issued solely for information tracking purposes and future contact reference.
- [PIT3173C](/bulletins/10112641.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Dealer should send the correct fluid to the proper testing center.
- [PIP5163A](/bulletins/10112116.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
- [PIP\-4695](/bulletins/10032435.md), 2010-03-25, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. GM: LOSS OF POWER HESITATES ON ACCELERATION. 4.3, 4.8, 5.3, 5.7 AND 6.0 ENGINES COUPLED WITH THE 4L60E OR 4L65E MAY EXPERIENCE A CONDITION OF HESITATES, MISSES OR LOSS OF POWER UNDER ACCELERATION. THE VEHICLE MAY OPERATE AS IF IT IS IN REDUCED POWER MODE. \*PE
- [030604014](/bulletins/10001114.md), 2003-04-15, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL. OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP. \*TT
- [020604060](/bulletins/10000739.md), 2003-03-28, Service bulletin: ENGINE AND ENGINE COOLING. AUTOMATIC ENGINE SHUTDOWN FEATURE. \*TT
- [020601024](/bulletins/634798.md), 2002-10-09, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. 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 INCORRECT. \*TT
- [020603002](/bulletins/631668.md), 2002-06-10, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL. CUSTOMERS MAY COMPLAIN THAT THE ENGINE WILL NOT START. \*JG
- [010604049](/bulletins/631349.md), 2002-05-22, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL. SUBJECT REGARDING WHITE SMOKE DURING START UP,INCLUDES 1998\-2002 CHEVROLET AND GMC WT 5500 SERIES MEDIUM DUTY TILT CAB MODELS. \*SLC
- [020603002](/bulletins/631256.md), 2002-05-21, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL. CUSTOMERS MAY COMPLAIN THAT THE ENGINE WILL NOT START. \*SLC

JSON: [/v1/bulletins/635630](/v1/bulletins/635630)

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