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Service bulletin 97100120012

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 id54113
Published by NHTSA1998-03-30
Manufacturer's number97100120012
Manufacturer's date1997-10-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

SHOP MANUAL CORRECTION ON CYLINDER HEAD BOLT TORQUE SPECIFICATION. *YC

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

Vehicles listed
HYUNDAI SONATA
HYUNDAI SONATA1986 to 1988
HYUNDAI SONATA1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998

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

Recalls for the same vehicles and component
90V0370001990-02-21. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

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
22-EM-010H2022-08-05. Service bulletin. Follow the guidelines outlined in this bulletin to inspect and clean or replace certain components of the engine intake system accordingly during engine short block or sub-assembly replacement.
21-EM-004H2021-04-07. Service bulletin. This bulletin provides the service procedure for engine connecting rod bearing clearance testing. Perform the procedure outlined in this bulletin to fulfill the Bearing Clearance Test inspection requirements to determine next required steps.
21-EM-003H2021-04-06. Service bulletin. This bulletin provides the inspection procedure and repair guidelines for certain vehicles listed below.
06360062007-01-25. Service bulletin. EXHAUST GAS RECIRCULATION (EGR) SYSTEM DIAGNOSIS. *KB
1332003-10-10. Service bulletin. PRE-CONDITIONS FOR READINESS MONITORS. *TT
02360302003-03-27. Service bulletin. OBD-II READINESS TEST DRIVE CYCLE. *TT
1172002-06-27. Service bulletin. INFORMATION ON EXHAUST GAS RECIRCULATION. *SLC
00200012000-07-13. Service bulletin. SUBJECT REGARDING CYLINDER BANK AND OXYGEN SENSOR ORIENTATION / LOCATION. *TT
96400231999-07-19. Service bulletin. EXPERIENCING MILD ENGINE SURGE AT HIGHWAY SPEEDS. *TT
98300041999-03-15. Service bulletin. SUBJECT ON EVAPORATIVE EMISSION CODES DIAGNOSIS ON SOME VEHICLES. *YC