TSB 08-07-30-026H — Cadillac and Chevrolet Service bulletin
08-07-30-026H is a service bulletin on file with NHTSA for 2 Cadillac and Chevrolet models, 2012–2019 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years 08-07-30-026H names
| Vehicle | Model years |
|---|---|
| Cadillac SRX | 2019 |
| Chevrolet Aveo | 2012 |
Every document filed under 08-07-30-026H
| Document ID | Filed | Type |
|---|---|---|
| 08-07-30-026H | May 30, 2023 | Service bulletin |
What 08-07-30-026H covers
Transmission & drivetrain — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB 08-07-30-026H?
08-07-30-026H is a service bulletin filed with NHTSA by Cadillac and Chevrolet, covering 2 Cadillac and Chevrolet models across the 2012–2019 model years. NHTSA's summary reads: This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than…
Which vehicles does 08-07-30-026H cover?
NHTSA's file names Cadillac SRX (2019); Chevrolet Aveo (2012). 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 08-07-30-026H a recall, and is the repair free?
No. 08-07-30-026H 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 08-07-30-026H?
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 08-07-30-026H, its date, and NHTSA's own summary from the public file.
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 08-07-30-026H. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.