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Service bulletin 250202

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 id627813
Published by NHTSA2002-02-25
Manufacturer's number250202
Manufacturer's date2002-02-25
NHTSA componentELECTRICAL SYSTEM:IGNITION:MODULE

NHTSA's summary

INFORMATION REGARDING CALIBRATION TO PREVENT FALSE SETTING OF DIAGNOSTIC TROUBLE CODE P0133. *YH

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

Electrical system, Ignition

Trouble codes named

P0133

Vehicles listed
CHEVROLET CAVALIER2000, 2001
PONTIAC SUNFIRE2000, 2001

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

Recalls for the same vehicles and component
04V0360002004-01-27. ELECTRICAL SYSTEM:IGNITION:SWITCH

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
022320042005-04-06. Service bulletin. IF THE ENGINE FAILS TO START AND THE DRIVER HOLDS THE KEY IN THE START POSITION FOR AN EXTENDED PERIOD, HIGH CURRENT FLOWS THROUGH THE IGNITION SWITCH AND SOMETIMES PRODUCES ENOUGH HEAT TO MELT INTERNAL SWITCH PARTS. *TT
041220042004-09-17. Service bulletin. IGNITION CIRCUIT THERMAL EVENTS, THREE PHASE SAFETY RECALL 04002. GM VOICEMAIL EXPRESS. *TT
040022004-07-13. Service bulletin. PRODUCT SAFETY RECALL IGNITION CIRCUIT THERMAL EVENTS. *MJ
0206040112002-10-07. Service bulletin. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P0140. *TT
0101022002-02-07. Service bulletin. INFORMATION REGARDING CALIBRATION TO PREVENT FALSE SETTING OF DTC . *YH