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Service bulletin 210602

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 id637259
Published by NHTSA2002-11-22
Manufacturer's number210602
Manufacturer's date2002-06-21
NHTSA componentELECTRICAL SYSTEM:WIRING

NHTSA's summary

THIS SERVICE IS REGARDING A WIRE ROUTING ISSUE THAT CAN LEAD TO SERVICE ENGINE SOON LAMP ACTIVATION AND VARIOUS DRIVABILITY CONCERNS. *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

Electrical system, Wiring and fuses

Vehicles listed
CHEVROLET CAVALIER2000, 2001, 2002
PONTIAC SUNFIRE2000, 2001, 2002

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

Other bulletins for the same vehicles and component
36482006-01-25. Service bulletin. HESITATION ON ACCELERATION AFTER INTERNAL ENGINE REPAIRS - CHECK INJECTOR HARNESS ORIENTATION. *TT
322001-10-29. Service bulletin. SOME VEHICLES WITH MANUAL TRANSMISSION MAY EXPERIENCE THE ILLUMINATION OF THE ABS LIGHT WHEN THE TRANSMISSION IS PLACED IN 2ND OR 4TH GEAR, VISUAL INSPECTION OF THE DBC7 WIRING HARNESS, WITH THE TRANSMISSION IN 2ND OR 4TH GEAR, MAY REVEAL SIGNS OF CONTACT WITH THE SHIFTER COUNTERBALANCE. *SLC