WenmarOpen by Wenmar Pro

Service bulletin 2829

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id620144
Published by NHTSA2001-07-19
Manufacturer's number2829
Manufacturer's date2001-02-27
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

SUBJECT REGARDING MASS AIR FLOW SENSOR REPLACEMENT. WHEN REPLACING A MASS AIR FLOW SENSOR (MAF), ESPECIALLY WHEN DIAGNOSTIC TROUBLE CODES HAVE BEEN LOGGED IN MEMORY, IT IS IMPORTANT TO RESET THE ENGINE MANAGEMENT CONTROL UNIT (ECM) ADAPTIVE VALUES. *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
VOLVO S801999
VOLVO V701999
VOLVO VOLVO1999
VOLVO X70

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
04V4510002004-09-13. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
02V0960002002-04-07. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
98V2540001998-10-14. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TJ21965.7.0-20192019-12-09. Service bulletin. This is a Technical Journal: Oil in cooling system. New cleaning method developed.
TJ20803-17-0-2012019-04-22. Service bulletin. This is a Technical Journal: In case of complaint of Noise, some "tools" have been created to help you to do a better and more precise fault tracing
TJ21965-5-0-20192019-04-08. Service bulletin. This is a Technical Journal: Oil in cooling system. New cleaning method developed.
TJ21965-5-0-20192019-04-01. Service bulletin. This is a Technical Journal: Oil in cooling system. New cleaning method developed.
TJ208032018-11-19. Service bulletin. This is a Technical Journal: In case of complaint of Noise, some "tools" have been created to help you to do a better and more precise fault tracing
SMB22-2062017-08-03. Service bulletin. All new Volvo engines leave the factory filled with Castrol EDGE Professional as an integral part of their delivery of high performance. Castrol EDGE Professional?s outstanding performance has made it the oil of choice for Volvo and is the only Volvo recommended engine oil.
25149C2006-04-26. Service bulletin. CLEANING THE CRANKCASE VENTILATION. *AK
25149B2006-04-26. Service bulletin. CHECKING CRANKCASE VENTILATION SYSTEM. *AK
1492006-01-18. Service bulletin. WARRANTY COVERAGE SHOULD A CUSTOMER EPXERIENCE A DEFECT WIT THE ETM SYSTEM BEYOND THE TERMS OF THE NORMAL NEW CAR WARRANTY. *TT TROUBLESHOOTING ELECTRONIC THROTTLE SYSTEM (ETS). *TT CHECKING CRANKCASE VENTILATION SYSTEM. *TT CLEANING THE CRANKCASE VENTILATION AND ELECTRONIC THROTTLE MODULE (ETM). *TT ELECTRONIC THROTTLE MODULE (ETM) REPLACEMENT. *TT
1412005-04-27. Service bulletin. EXCESSIVE HEAT MAY BE GENERATED BY THE RUNNING OF COOLING FAN. RECALL CAMPAIGN 141 TO INSPECT/REPLACE ENGINE COOLING FAN CONTROL MODULE (EFCM) AND COOLING FAN ASSEMBLY. *TT