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Service bulletin PIC-4935-E

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10078735
Published by NHTSA2016-08-17
Manufacturer's numberPIC-4935-E
Manufacturer's date2016-04-19
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM

NHTSA's summary

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, 12-volt battery

Vehicles listed
BUICK ALLURE2006, 2007, 2008, 2009
BUICK CASCADA2016
BUICK CENTURY2000, 2001, 2002, 2003, 2004, 2005
BUICK ENCLAVE2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
BUICK ENCORE2013, 2014, 2015, 2016
BUICK ENVISION2016
BUICK LACROSSE2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
BUICK LESABRE2000, 2001, 2002, 2003, 2004, 2005
BUICK LESABRE2006
BUICK LESABRE2013
BUICK LUCERNE2006, 2007, 2008, 2009, 2010, 2011
BUICK LUCERNE2012
BUICK PARK AVENUE2000, 2001, 2002, 2003, 2004, 2005
BUICK RAINIER2003
BUICK RAINIER2004, 2005, 2006, 2007
BUICK REGAL2000, 2001, 2002, 2003, 2004
BUICK REGAL2005
BUICK REGAL2008 to 2010
BUICK REGAL2011, 2012, 2013, 2014, 2015, 2016
BUICK RENDEZVOUS2000
BUICK RENDEZVOUS2001, 2002, 2003, 2004, 2005, 2006, 2007
BUICK RIVIERA2000
BUICK SKYLARK2000
BUICK TERRAZA2005, 2006, 2007
BUICK TERRAZA2008
BUICK VERANO2012, 2013, 2014, 2015, 2016
CADILLAC ATS2013, 2014, 2015, 2016
CADILLAC ATS-V2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CATERA2000, 2001
CADILLAC CATERA2002 to 2003
CADILLAC CT62016
CADILLAC CTS2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CADILLAC CTS-V2004, 2005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC CTS-V2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC DEVILLE2000, 2001, 2002, 2003, 2004, 2005
CADILLAC DTS2004 to 2005
CADILLAC DTS2006, 2007, 2008, 2009, 2010, 2011
CADILLAC DTS2012
CADILLAC ELDORADO2000, 2001, 2002
CADILLAC ELR2014, 2015, 2016
CADILLAC ESCALADE2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CADILLAC ESCALADE ESV2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT 15002002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE HYBRID2008, 2009, 2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE HYBRID2014 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC SEVILLE2000, 2001, 2002, 2003, 2004
CADILLAC SLS2002
CADILLAC SLS2004
CADILLAC SRX2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CADILLAC STS2001 to 2004
CADILLAC STS2005, 2006, 2007, 2008, 2009, 2010, 2011
CADILLAC XLR2004, 2005, 2006, 2007, 2008, 2009
CADILLAC XT52015 to 2016
CADILLAC XTS2013, 2014, 2015, 2016
CHEVROLET 6H2000
CHEVROLET 7H2000
CHEVROLET ASTRO2000 to 2005
CHEVROLET AVALANCHE2007, 2008, 2009, 2010, 2011
CHEVROLET AVALANCHE 15002002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE 25002002, 2003, 2004, 2005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE 25002013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVEO2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
CHEVROLET AVEO2013
CHEVROLET B SERIES2000 to 2001
CHEVROLET B6 MEDIUM DUTY2000
CHEVROLET B72000, 2001, 2002
CHEVROLET B7 MEDIUM DUTY2000
CHEVROLET BEAUVILLE2000
CHEVROLET BERETTA2002
CHEVROLET BLAZER2000, 2001, 2002, 2003, 2004, 2005
CHEVROLET BLAZER2006 to 2009
CHEVROLET C102000 to 2001
CHEVROLET C45002003 to 2009
CHEVROLET C4500 NA2008
CHEVROLET C55002003 to 2008
CHEVROLET C65002000 to 2009
CHEVROLET C75002000 to 2009
CHEVROLET C7500NA2008
CHEVROLET C85002003 to 2009
CHEVROLET CAMARO2000, 2001, 2002
CHEVROLET CAMARO2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET CAPRICE2011 to 2014
CHEVROLET CAPRICE POLICE PURSUIT2012 to 2016
CHEVROLET CAPTIVA2008
CHEVROLET CAPTIVA2011 to 2015
CHEVROLET CAPTIVA SPORT2009
CHEVROLET CAPTIVA SPORT2012
CHEVROLET CAVALIER2000, 2001, 2002, 2003, 2004, 2005
CHEVROLET CHEVEROLET SS2014 to 2016
CHEVROLET CHEVY VAN2000 to 2001
CHEVROLET CHEVY VAN2003
CHEVROLET CITY EXPRESS2015, 2016
CHEVROLET CLASSIC2004 to 2005
CHEVROLET COBALT2000
CHEVROLET COBALT2002
CHEVROLET COBALT2005, 2006, 2007, 2008, 2009, 2010
CHEVROLET COBALT2011
CHEVROLET COBALT SS2008, 2009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET COLORADO2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
CHEVROLET COLORADO2013
CHEVROLET COLORADO2015, 2016
CHEVROLET CONVENTIONAL2000 to 2001
CHEVROLET CONVENTIONAL2003
CHEVROLET CORVETTE2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET CORVETTE Z062005, 2006, 2007, 2008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET CORVETTE ZR12009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET CRUZE2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET DENALI2000 to 2006
CHEVROLET ENVOY2000 to 2002
CHEVROLET EPICA2005
CHEVROLET EQUINOX2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET EXPLORER2000
CHEVROLET EXPLORER2002
CHEVROLET EXPRESS2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET EXPRESS 15002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 15002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 25002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 25002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 35002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 35002012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 35002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 45002009 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 45002012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 45002016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS CUTAWAY VAN2006, 2007, 2008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET F SERIES2000 to 2001
CHEVROLET F SERIES2004 to 2006
CHEVROLET F62000 to 2001
CHEVROLET F72000 to 2001
CHEVROLET G SERIES2000 to 2003
CHEVROLET G VAN2000 to 2002
CHEVROLET G VAN BUS2000 to 2011
CHEVROLET G15002003 to 2008
CHEVROLET G252000 to 2002
CHEVROLET G25002003 to 2005
CHEVROLET G302001 to 2002
CHEVROLET G352000 to 2002
CHEVROLET G35002003 to 2005
CHEVROLET G35002008
CHEVROLET H SERIES2001
CHEVROLET HHR2006, 2007, 2008, 2009, 2010, 2011
CHEVROLET IMPALA2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET IMPALA (GMX 211)2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET INCOMPLETE/CUTAWAY C32000 to 2005
CHEVROLET JIMMY2000 to 2002
CHEVROLET L SERIES2000 to 2002
CHEVROLET L VAN2000 to 2002
CHEVROLET LUMINA2000, 2001
CHEVROLET LUMINA2002
CHEVROLET LUMINA2008
CHEVROLET LUMINA2014
CHEVROLET LUMINA APV2000, 2001 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET M SERIES2000 to 2002
CHEVROLET M VAN2000 to 2002
CHEVROLET M/L2000 to 2002
CHEVROLET M/L VAN2000
CHEVROLET MALIBU2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET MALIBU CLASSIC2000, 2001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU CLASSIC2004, 2005
CHEVROLET MALIBU CLASSIC2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU ECO2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU HYBRID2008, 2009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU HYBRID2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET MALIBU MAXX2004, 2005, 2006, 2007 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET METRO2000, 2001
CHEVROLET MONTE CARLO2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
CHEVROLET MONTE CARLO2008
CHEVROLET MONTE CARLO2010
CHEVROLET MOTOR HOME2000
CHEVROLET MOTOR HOME2002
CHEVROLET OPTRA2004, 2005, 2006, 2007
CHEVROLET OPTRA2016
CHEVROLET ORLANDO2012, 2013, 2014, 2015
CHEVROLET P SERIES2000 to 2002
CHEVROLET PRIZM2000 to 2002
CHEVROLET R SERIES2000
CHEVROLET ROADTREK2002
CHEVROLET S/T BLAZER2000 to 2005
CHEVROLET S102000 to 2007
CHEVROLET SILVERADO 15002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 1500 HD2001, 2002, 2003, 2004, 2005 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO HD2016 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC2011
CHEVROLET SONIC2012, 2013, 2014, 2015, 2016
CHEVROLET SONOMA2000 to 2003
CHEVROLET SPARK2013, 2014, 2015, 2016
CHEVROLET SSR2003, 2004, 2005, 2006
CHEVROLET SSR2007
CHEVROLET SUBURBAN2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
CHEVROLET SUBURBAN 15002000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 25002000, 2001, 2002, 2003, 2004, 2005, 2006 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 25002008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET T65002001 to 2002
CHEVROLET T65002004 to 2009
CHEVROLET T75002004 to 2009
CHEVROLET T85002004 to 2009
CHEVROLET TAHOE2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016

And 254 more lines, in the JSON.

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
09V1550002009-05-06. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
01V1070002001-03-17. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
20-NA-1322024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIT5066A2023-12-26. Service bulletin. Intermittent Battery Draw Dead Battery Or HVAC Odor.
PIT5074H2023-12-11. Service bulletin. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
PIT5074G2023-12-11. Service bulletin. Terminal Test Probe And Replacement Terminal.
PIT5066A2023-12-11. Service bulletin. Intermittent Battery Draw Dead Battery Or HVAC Odor.
1408117001a2023-12-11. Service bulletin. Unable to Clear BCM DTCs After Completing Repair
1408420012023-12-11. Service bulletin. Additional Diagnostic Tips for Headlamp Inoperative or Intermittent Conditions
12238C2023-12-04. Service bulletin. Loss of Battery Charge ? Inspect Generator Control Module
12238B2023-12-04. Service bulletin. Loss of Battery Charge ? Inspect Generator Control Module
122382023-12-04. Service bulletin. Loss of Battery Charge ? Inspect Generator Control Module