TSB PIP6113 — Buick, Chevrolet and GMC Service bulletin

PIP6113 is a service bulletin on file with NHTSA for 5 Buick, Chevrolet and GMC models, 2010–2017 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. This document provides the technician with a diagnostic tip if the vehicle stalls and set diagnostic trouble code P0191 and may also set P0172. The diagnostic tip has the technician inspect the high pressure fuel pump body markings to confirm it is an original manufacture part.…

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

1Document filed
5Vehicles named
8Model years

Vehicles and model years PIP6113 names

VehicleModel years
Buick LaCrosse 2010, 2011, 2012, 2013, 2014, 2015, 2016
Chevrolet Equinox 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
Chevrolet Impala 2014
Chevrolet Malibu 2011, 2012, 2013, 2014, 2015, 2016, 2017
GMC Terrain 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017

Every document filed under PIP6113

Document IDFiledType
PIP6113 May 19, 2026 Service bulletin
← All Buick LaCrosse TSB years TSB lookup by model

Questions buyers ask

What is TSB PIP6113?

PIP6113 is a service bulletin filed with NHTSA by Buick, Chevrolet and GMC, covering 5 Buick, Chevrolet and GMC models across the 2010–2017 model years. NHTSA's summary reads: This document provides the technician with a diagnostic tip if the vehicle stalls and set diagnostic trouble code P0191 and may also set P0172. The diagnostic tip has the technician inspect the high pressure fuel pump body markings to confirm it is an original manufacture part.…

Which vehicles does PIP6113 cover?

NHTSA's file names Buick LaCrosse (2010–2016); Chevrolet Equinox (2010–2017); Chevrolet Impala (2014); Chevrolet Malibu (2011–2017); GMC Terrain (2010–2017). 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 PIP6113 a recall, and is the repair free?

No. PIP6113 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 PIP6113?

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 PIP6113, 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 PIP6113. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.