TSB 17NA073 — Cadillac, Chevrolet, GMC and Pontiac Service bulletin

17NA073 is a service bulletin on file with NHTSA for 13 Cadillac, Chevrolet, GMC and Pontiac models, 1995–1999 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

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

2Documents filed
13Vehicles named
5Model years

Vehicles and model years 17NA073 names

VehicleModel years
Cadillac Escalade 1999
Chevrolet Blazer 1995, 1996, 1997, 1998, 1999
Chevrolet Camaro 1995, 1996, 1997, 1999
Chevrolet Corvette 1995, 1996, 1997, 1998, 1999
Chevrolet Impala 1995, 1996
Chevrolet Malibu 1997, 1998, 1999
Chevrolet S10 1997, 1998, 1999
Chevrolet Suburban 1995, 1996, 1997, 1998, 1999
Chevrolet Tahoe 1995, 1996, 1997, 1998, 1999
GMC Envoy 1999
GMC Yukon 1995, 1996, 1997, 1998, 1999
Pontiac Grand Am 1995, 1996, 1997, 1998, 1999
Pontiac Grand Prix 1995, 1996, 1997, 1998, 1999

Every document filed under 17NA073

Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.

Document IDFiledType
17NA073 September 18, 2019 Service bulletin
17NA073 February 15, 2019 Service bulletin
← All Cadillac Escalade TSB years TSB lookup by model

Questions buyers ask

What is TSB 17NA073?

17NA073 is a service bulletin filed with NHTSA by Cadillac, Chevrolet, GMC and Pontiac, covering 13 Cadillac, Chevrolet, GMC and Pontiac models across the 1995–1999 model years. NHTSA's summary reads: This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

Which vehicles does 17NA073 cover?

NHTSA's file names Cadillac Escalade (1999); Chevrolet Blazer (1995–1999); Chevrolet Camaro (1995–1997, 1999); Chevrolet Corvette (1995–1999); Chevrolet Impala (1995–1996); Chevrolet Malibu (1997–1999); Chevrolet S10 (1997–1999); Chevrolet Suburban (1995–1999); Chevrolet Tahoe (1995–1999); GMC Envoy (1999), and 3 more vehicles listed on this page. 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 17NA073 a recall, and is the repair free?

No. 17NA073 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 17NA073?

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 17NA073, 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 17NA073. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.