TSB 010730021 — Chevrolet Service bulletin

010730021 is a service bulletin on file with NHTSA for 2 Chevrolet models, 1995–1998 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
2Vehicles named
3Model years

Vehicles and model years 010730021 names

VehicleModel years
Chevrolet S10 1995
Chevrolet Silverado 2500 1997, 1998

Every document filed under 010730021

Document IDFiledType
010730021 May 1, 2001 Service bulletin

What 010730021 covers

Transmission & drivetrain — the component vocabulary NHTSA files this communication under.

← All Chevrolet S10 TSB years TSB lookup by model

Questions buyers ask

What is TSB 010730021?

010730021 is a service bulletin filed with NHTSA by Chevrolet, covering 2 Chevrolet models across the 1995–1998 model years. NHTSA's summary reads: THIS TECHNICAL SERVICE BULLETIN STATES THAT TECHNICIANS MAY EXPERIENCE DIFFICULTY IN REMOVING THE CONNECTORS FROM THE PARK / NEUTRAL POSITION SWITCH, USUALLY WHEN TRYING TO REMOVE THE SWITCH DURING TRANSMISSION SERVICE.

Which vehicles does 010730021 cover?

NHTSA's file names Chevrolet S10 (1995); Chevrolet Silverado 2500 (1997–1998). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB 010730021 a recall, and is the repair free?

No. 010730021 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of 010730021?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under 010730021, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under 010730021. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.