TSB PIP4964F — Buick, Cadillac, Chevrolet, GMC and Saturn Service bulletin

PIP4964F is a service bulletin filed with NHTSA by Buick, Cadillac, Chevrolet, GMC and Saturn, covering 13 Buick, Cadillac, Chevrolet, GMC and Saturn models across the 2004–2018 model years. NHTSA's summary reads: This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P2097 or P2099. Technician will need to perform an injector balance or…

NHTSA's file names Buick Enclave (2009–2018); Buick LaCrosse (2010–2018); Cadillac CTS (2004–2015); Cadillac SRX (2004–2016); Chevrolet Camaro (2010–2015); Chevrolet Colorado (2015–2016); Chevrolet Equinox (2008–2017); Chevrolet Impala (2012–2018); Chevrolet Traverse (2009–2018); GMC Acadia (2008–2018), 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.

No. PIP4964F 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.

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 PIP4964F, its date, and NHTSA's own summary from the public file.