# Service bulletin PIT5099E 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. - Type: Service bulletin - NHTSA id: 10178385 - Published by NHTSA: 2020\-08\-10 - Manufacturer's number: PIT5099E - Manufacturer's date: 2020\-07\-27 - NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM ## NHTSA's summary This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178385-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10178385-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Glass, wipers and mirrors, Heating and air conditioning ## Vehicles listed - 2016 to 2018 BUICK CASCADA - 2000 to 2005 BUICK CENTURY - 2008 to 2018 BUICK ENCLAVE - 2013 to 2018 BUICK ENCORE - 2016 to 2018 BUICK ENVISION - 2005 to 2018 BUICK LACROSSE - 2000 to 2005 BUICK LESABRE - 2006 BUICK LESABRE - 2006 to 2011 BUICK LUCERNE - 2012 BUICK LUCERNE - 2000 to 2005 BUICK PARK AVENUE - 2004 to 2007 BUICK RAINIER - 2000 to 2004 BUICK REGAL - 2005 BUICK REGAL - 2011 to 2018 BUICK REGAL - 2002 to 2007 BUICK RENDEZVOUS - 2000 BUICK RIVIERA - 2005 to 2007 BUICK TERRAZA - 2008 BUICK TERRAZA - 2012 to 2017 BUICK VERANO - 2013 to 2018 CADILLAC ATS - 2000 to 2001 CADILLAC CATERA - 2016 to 2018 CADILLAC CT6 - 2003 to 2018 CADILLAC CTS - 2014 CADILLAC CTS\-V - 2000 to 2005 CADILLAC DEVILLE - 2006 to 2011 CADILLAC DTS - 2000 to 2002 CADILLAC ELDORADO - 2014 to 2017 CADILLAC ELR - 2000 CADILLAC ESCALADE - 2002 to 2018 CADILLAC ESCALADE - 2003 to 2016 CADILLAC ESCALADE ESV - 2017 to 2018 CADILLAC ESCALADE ESV - 2007 to 2013 CADILLAC ESCALADE EXT - 2002 to 2006 CADILLAC ESCALADE EXT 1500 - 2000 to 2004 CADILLAC SEVILLE - 2004 to 2016 CADILLAC SRX - 2005 to 2011 CADILLAC STS - 2012 CADILLAC STS - 2004 to 2009 CADILLAC XLR - 2017 to 2018 CADILLAC XT5 - 2013 to 2018 CADILLAC XTS - 2016 CHEVROLET 3500 - 2018 CHEVROLET 4500HD - 2018 CHEVROLET 5500HD - 2000 to 2002 CHEVROLET ALERO EXPORT - 2000 to 2005 CHEVROLET ASTRO - 2007 to 2013 CHEVROLET AVALANCHE - 2002 to 2006 CHEVROLET AVALANCHE 1500 - 2002 to 2006 CHEVROLET AVALANCHE 2500 - 2004 to 2006 CHEVROLET AVEO - 2009 to 2018 CHEVROLET AVEO - 2001 CHEVROLET B7 - 2000 CHEVROLET B7 MEDIUM DUTY - 2000 to 2005 CHEVROLET BLAZER - 2017 to 2018 CHEVROLET BOLT EV - 2003 to 2009 CHEVROLET C SERIES - 2000 to 2002 CHEVROLET CAMARO - 2010 to 2018 CHEVROLET CAMARO - 2003 to 2004 CHEVROLET CAPRICE - 2011 to 2017 CHEVROLET CAPRICE - 2008 CHEVROLET CAPTIVA - 2012 to 2018 CHEVROLET CAPTIVA - 2009 CHEVROLET CAPTIVA SPORT - 2010 to 2011 CHEVROLET CAPTIVA SPORT - 2000 to 2005 CHEVROLET CAVALIER - 2014 to 2017 CHEVROLET CHEVEROLET SS - 2000 CHEVROLET CHEVY VAN - 2017 CHEVROLET CHEYENNE - 2015 to 2016 CHEVROLET CITY EXPRESS - 2004 to 2006 CHEVROLET CLASSIC - 2005 to 2010 CHEVROLET COBALT - 2004 to 2012 CHEVROLET COLORADO - 2014 CHEVROLET COLORADO - 2015 to 2018 CHEVROLET COLORADO - 2001 CHEVROLET CONVENTIONAL - 2003 CHEVROLET CONVENTIONAL - 2000 to 2018 CHEVROLET CORVETTE - 2011 to 2018 CHEVROLET CRUZE - 2005 CHEVROLET EPICA - 2005 to 2018 CHEVROLET EQUINOX - 2000 to 2018 CHEVROLET EXPRESS - 2005 to 2006 CHEVROLET F SERIES - 2000 CHEVROLET G SERIES - 2001 to 2002 CHEVROLET G VAN BUS - 2004 to 2006 CHEVROLET G VAN BUS - 2001 CHEVROLET H SERIES - 2006 to 2011 CHEVROLET HHR - 2000 to 2018 CHEVROLET IMPALA - 2001 to 2002 CHEVROLET L SERIES - 2017 CHEVROLET LOW CAB FORWARD 4500 - 2017 CHEVROLET LOW CAB FORWARD 5500 - 2000 to 2001 CHEVROLET LUMINA - 2002 CHEVROLET LUMINA - 2000 to 2002 CHEVROLET M SERIES - 2001 CHEVROLET M VAN - 2000 to 2018 CHEVROLET MALIBU - 2000 to 2001 CHEVROLET METRO - 2000 to 2007 CHEVROLET MONTE CARLO - 2014 to 2016 CHEVROLET N300 - 2018 CHEVROLET N300 - 2017 CHEVROLET N300 MAX - 2004 to 2007 CHEVROLET OPTRA - 2017 CHEVROLET ORLANDO - 2000 to 2001 CHEVROLET P SERIES - 2000 to 2002 CHEVROLET PRIZM - 2000 to 2004 CHEVROLET S10 - 2016 to 2018 CHEVROLET S10 - 2006 to 2014 CHEVROLET SILVERADO 1500 - 2017 to 2018 CHEVROLET SILVERADO 1500 - 2002 to 2005 CHEVROLET SILVERADO 1500 HD - 2000 to 2018 CHEVROLET SILVERADO 2500 - 2000 to 2001 CHEVROLET SILVERADO 3500 - 2017 CHEVROLET SILVERADO 3500 - 2012 to 2018 CHEVROLET SONIC - 2013 to 2018 CHEVROLET SPARK - 2014 to 2017 CHEVROLET SPARK EV - 2003 to 2006 CHEVROLET SSR - 2000 to 2018 CHEVROLET SUBURBAN - 2003 to 2009 CHEVROLET T SERIES - 2010 CHEVROLET T SERIES - 2000 to 2018 CHEVROLET TAHOE - 2000 to 2004 CHEVROLET TRACKER - 2002 to 2009 CHEVROLET TRAILBLAZER - 2017 to 2018 CHEVROLET TRAILBLAZER - 2000 to 2001 CHEVROLET TRANS SPORT - 2009 to 2018 CHEVROLET TRAVERSE - 2013 to 2018 CHEVROLET TRAX - 2005 to 2009 CHEVROLET UPLANDER - 2000 CHEVROLET V SERIES - 2000 to 2005 CHEVROLET VENTURE - 2011 to 2018 CHEVROLET VOLT - 2000 CHEVROLET W SERIES - 2000 to 2010 CHEVROLET W\-SERIES - 2007 to 2018 GMC ACADIA - 2004 to 2009 GMC C SERIES - 2004 to 2012 GMC CANYON - 2015 to 2018 GMC CANYON - 2000 to 2001 GMC ENVOY - 2002 to 2009 GMC ENVOY - 2006 GMC ENVOY XL - 2004 to 2005 GMC ENVOY XUV - 2000 GMC G SERIES - 2003 GMC G SERIES - 2000 GMC G VAN BUS - 2010 GMC G VAN BUS - 2001 to 2002 GMC GM - 2000 to 2004 GMC JIMMY - 2005 GMC JIMMY CLASSIC - 2000 to 2001 GMC M/L VAN - 2000 to 2005 GMC SAFARI - 2000 GMC SAFARI \(GMC\) - 2000 to 2018 GMC SAVANA - 2014 GMC SIERRA 1500 - 2007 to 2018 GMC SIERRA 2500 - 2003 GMC SIERRA DENALI - 2007 to 2013 GMC SIERRA DENALI - 2015 to 2018 GMC SIERRA DENALI - 2000 to 2004 GMC SONOMA - 2000 GMC SUBURBAN - 2001 GMC SUBURBAN - 2010 to 2018 GMC TERRAIN - 2003 to 2010 GMC TOPKICK - 2004 to 2010 GMC W\-SERIES - 2000 to 2018 GMC YUKON - 2000 to 2013 GMC YUKON DENALI - 2004 to 2013 GMC YUKON DENALI XL - 2000 to 2011 GMC YUKON XL - 2012 to 2014 GMC YUKON XL - 2015 to 2018 GMC YUKON XL - 2003 to 2010 HUMMER H2 - 2006 to 2010 HUMMER H3 - 2006 ISUZU 4500 SERIES - 2008 ISUZU H SERIES - 2009 ISUZU H SERIES - 2009 to 2010 ISUZU T SERIES - 2000 to 2004 OLDSMOBILE ALERO - 2000 OLDSMOBILE AURORA - 2001 to 2003 OLDSMOBILE AURORA - 2000 to 2004 OLDSMOBILE BRAVADA - 2000 to 2002 OLDSMOBILE INTRIGUE - 2000 to 2004 OLDSMOBILE SILHOUETTE - 2001 to 2005 PONTIAC AZTEK - 2000 to 2005 PONTIAC BONNEVILLE - 2000 to 2002 PONTIAC FIREBIRD - 2008 to 2010 PONTIAC G3 - 2011 PONTIAC G3 - 2007 to 2010 PONTIAC G5 - 2011 PONTIAC G5 - 2005 to 2010 PONTIAC G6 - 2008 to 2010 PONTIAC G8 - 2000 to 2005 PONTIAC GRAND AM - 2000 to 2008 PONTIAC GRAND PRIX - 2004 to 2006 PONTIAC GTO - 2007 PONTIAC GTO - 2000 to 2004 PONTIAC MONTANA - 2005 to 2009 PONTIAC MONTANA - 2000 to 2004 PONTIAC MONTANA EXT - 2005 to 2006 PONTIAC PURSUIT - 2007 to 2009 PONTIAC PURSUIT ## Recalls for the same vehicles and component - [17V033000](/recalls/nhtsa/17V033000.md), 2017-01-12: VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR - [15V164000](/recalls/nhtsa/15V164000.md), 2015-03-23: VISIBILITY:SUN/MOON ROOF ASSEMBLY - [2013402](/recalls/tc/2013402.md), 2013-11-13: Heater And Defroster - [13V567000](/recalls/nhtsa/13V567000.md), 2013-11-13: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM - [2011074](/recalls/tc/2011074.md), 2011-02-21: Heater And Defroster - [2008434](/recalls/tc/2008434.md), 2008-12-05: Heater And Defroster - [08V634000](/recalls/nhtsa/08V634000.md), 2008-12-02: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM - [04V046000](/recalls/nhtsa/04V046000.md), 2004-02-04: VISIBILITY:WINDSHIELD WIPER/WASHER - [2003294](/recalls/tc/2003294.md), 2003-11-26: Visual System - [2000271](/recalls/tc/2000271.md), 2000-11-17: Visual System ## Other bulletins for the same vehicles and component - [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer. - [PI0754G](/bulletins/11006511.md), 2024-08-17, Service bulletin: VISIBILITY/WIPER. This PI provides information on Rear and Side Tempered Glass Spots \(Quench Marks\) and that they are a normal characteristic. - [PI0590A](/bulletins/10254244.md), 2024-05-06, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. Headliner Assembly Loose/Sagging at Rear of Sunroof Opening. - [PI0754A](/bulletins/10253632.md), 2024-04-29, Service bulletin: VISIBILITY:GLASS, SIDE/REAR. Rear and Side Tempered Glass Spots. - [PI0695A](/bulletins/10253610.md), 2024-04-29, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Diagnosis and Repair HVAC Blower Function. - [PI0672A](/bulletins/10253596.md), 2024-04-29, Service bulletin: STRUCTURE:BODY:DOOR; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. Wind Noise from Rear Side Door Stationary Window - [PI0648A](/bulletins/10253582.md), 2024-04-29, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Revised HVAC Blower Motor Installation Instructions. - [PIE0279A](/bulletins/10252882.md), 2024-04-08, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. Engineering Information. - [PIE0279](/bulletins/10252881.md), 2024-04-08, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. Engineering Information. - [17\-NA\-216](/bulletins/10252739.md), 2024-04-05, Service bulletin: STRUCTURE; EQUIPMENT; VISIBILITY:GLASS, SIDE/REAR. This service bulletin provides repair information to correct a customer concern of the convertible top back glass separating from top cover material. 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