TSB PIT5984A — Chevrolet and GMC Service bulletin
PIT5984A is a service bulletin on file with NHTSA for 5 Chevrolet and GMC models, 2014–2020 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This Preliminary information communicates a diagnostic tip for an issue where the starter stays engaged after the engine starts. Dealers are to suspect/monitor the crankshaft position sensor.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years PIT5984A names
| Vehicle | Model years |
|---|---|
| Chevrolet Silverado 1500 | 2014, 2015, 2016, 2017, 2018 |
| Chevrolet Suburban | 2015, 2016, 2017, 2018, 2019, 2020 |
| Chevrolet Tahoe | 2015, 2016, 2017, 2018, 2019, 2020 |
| GMC Sierra 1500 | 2014, 2015, 2016, 2017, 2018 |
| GMC Yukon | 2015, 2016, 2017, 2018, 2019, 2020 |
Every document filed under PIT5984A
| Document ID | Filed | Type |
|---|---|---|
| PIT5984A | December 25, 2025 | Service bulletin |
Questions buyers ask
What is TSB PIT5984A?
PIT5984A is a service bulletin filed with NHTSA by Chevrolet and GMC, covering 5 Chevrolet and GMC models across the 2014–2020 model years. NHTSA's summary reads: This Preliminary information communicates a diagnostic tip for an issue where the starter stays engaged after the engine starts. Dealers are to suspect/monitor the crankshaft position sensor.
Which vehicles does PIT5984A cover?
NHTSA's file names Chevrolet Silverado 1500 (2014–2018); Chevrolet Suburban (2015–2020); Chevrolet Tahoe (2015–2020); GMC Sierra 1500 (2014–2018); GMC Yukon (2015–2020). 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 PIT5984A a recall, and is the repair free?
No. PIT5984A 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 PIT5984A?
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 PIT5984A, 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 PIT5984A. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.