# Service bulletin PIP4568R 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: 10094982 - Published by NHTSA: 2017\-03\-14 - Manufacturer's number: PIP4568R - Manufacturer's date: 2015\-01\-21 - NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY ## NHTSA's summary THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT SOME VEHICLES MAY HAVE A SERVICE ENGINE SOON LAMP, ENGINE MISFIRE ON CYLINDER 1, 4, 6, OR 7 AND/OR TICK NOISE. TECHNICIAN WILL FOLLOW SERVICE INFORMATION DIAGNOSIS FIRST. IF SERVICE INFORMATION DIAGNOSIS DOES NOT ISOLATE THE CAUSE OF THIS CONCERN PERFORM A CYLINDER DEACTIVATION ACTIVE FUEL MANAGEMENT SYSTEM COMPRESSION TEST IN SERVICE INFORMATION. IF THE RUNNING COMPRESSION OF THE MISFIRING CYLINDER STAYS BELOW 25 POUNDS PER SQUARE INCH REGARDLESS OF THE ACTIVE FUEL MANAGEMENT SOLENOID BEING COMMANDED ON OR OFF, AN ACTIVE FUEL MANAGEMENT LIFTER IS MECHANICALLY COLLAPSED/STUCK OR UNLOCKING AS SOON AS THE ENGINE IS STARTED. REPLACE ALL ACTIVE FUEL MANAGEMENT LIFTERS, AND ALL PLASTIC LIFTER GUIDES. ALSO PERFORM THE CYLINDER DEACTIVATION ACTIVE FUEL MANAGEMENT VALVE LIFTER OIL MANIFOLD DIAGNOSIS AND TESTING IN SERVICE INFORMATION. IF IT ISOLATES A CONCERN WITH THE VALVE LIFTER OIL MANIFOLD, REPLACE IT AND REEVALUATE THE CONCERN. THE ACTIVE FUEL MANAGEMENT LIFTERS CAN ALSO BE MONITORED FOR PROPER OPERATION BY CAREFULLY INSPECTING THE CYLINDER 1, 4, 6, AND 7 ROCKERS AND VALVES WHILE CRANKING OR BRIEFLY AND SAFELY RUNNING THE ENGINE WITH THE VALVE COVERS REMOVED. IF THE VALVE OR VALVES OF AN ACTIVE FUEL MANAGEMENT CYLINDER STOP MOVING WHILE DOING THIS TEST, THE ACTIVE FUEL MANAGEMENT LIFTER IS CAUSING THE CONCERN. FOR 2008\-2009 FULL SIZE TRUCK/SUV OR A 2007\-2009 CHEVROLET TAHOE WITH THE POLICE PACKAGE REPROGRAM THE ENGINE CONTROL MODULE. ON THE 2008\-2009 PONTIAC G8, 2010\-2011 CAMARO, AND 2007\-2010 FULL SIZE TRUCKS WITH ACTIVE FUEL MANAGEMENT, ALSO DETERMINE IF THE ACTIVE FUEL MANAGEMENT PRESSURE RELIEF VALVE SHIELD THAT IS LISTED IN THE LATEST VERSION OF 10\-06\-01\-008 HAS EVER BEEN INSTALLED. ON PASSENGER CARS WITH THE LS4 ENGINE, DETERMINE IF THE UPDATED OIL PAN GASKET THAT IS LISTED IN THE LATEST VERSION OF 11\-06\-01\-007 HAS BEEN INSTALLED. ## 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 Engine, Equipment and accessories, Transmission and driveline, Automatic transmission ## Vehicles listed - 2008 to 2009 BUICK ALLURE - 2008 to 2009 BUICK LACROSSE - 2007 BUICK RAINIER - 2007 to 2016 CADILLAC ESCALADE - 2007 to 2014 CADILLAC ESCALADE ESV - 2007 to 2013 CADILLAC ESCALADE EXT - 2007 to 2011 CHEVROLET AVALANCHE - 2010 to 2014 CHEVROLET CAMARO - 2011 to 2014 CHEVROLET CAPRICE - 2012 to 2014 CHEVROLET CAPRICE POLICE PURSUIT - 2006 to 2009 CHEVROLET IMPALA - 2006 to 2007 CHEVROLET MONTE CARLO - 2007 to 2015 CHEVROLET SILVERADO 1500 - 2007 to 2015 CHEVROLET SILVERADO 2500 - 2007 to 2015 CHEVROLET SILVERADO 3500 - 2007 to 2014 CHEVROLET SUBURBAN - 2007 to 2011 CHEVROLET SUBURBAN 1500 - 2008 to 2011 CHEVROLET SUBURBAN 2500 - 2007 to 2015 CHEVROLET TAHOE - 2006 to 2009 CHEVROLET TRAILBLAZER - 2013 to 2014 CHEVROLET TRAILBLAZER - 2006 to 2009 GMC ENVOY - 2006 to 2014 GMC SIERRA 1500 - 2006 to 2014 GMC SIERRA 2500 - 2006 to 2014 GMC SIERRA 3500 - 2007 to 2014 GMC SIERRA DENALI - 2007 to 2014 GMC YUKON - 2007 to 2013 GMC YUKON DENALI - 2007 to 2014 GMC YUKON DENALI XL - 2007 to 2011 GMC YUKON XL - 2012 to 2014 GMC YUKON XL - 2008 to 2009 PONTIAC G8 - 2005 to 2008 PONTIAC GRAND PRIX - 2006 to 2009 SAAB 9\-7X ## Recalls for the same vehicles and component - [14V152000](/recalls/nhtsa/14V152000.md), 2014-03-31: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES - [13V001000](/recalls/nhtsa/13V001000.md), 2013-01-02: POWER TRAIN:AUTOMATIC TRANSMISSION; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE ## Other bulletins for the same vehicles and component - [PI0700B](/bulletins/10253611.md), 2024-04-29, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Shudder Feel While Driving in 40\-50 MPH Range. - [14204](/bulletins/10248739.md), 2024-01-16, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. Inner Tie Rod Torque - [14876](/bulletins/10247240.md), 2023-12-18, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT. 8\-speed Transmission Harsh Shift - [140730001B](/bulletins/10246502.md), 2023-12-11, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts - [140730001](/bulletins/10246501.md), 2023-12-11, Service bulletin: UNKNOWN OR OTHER; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS; VEHICLE SPEED CONTROL:THROTTLE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Information on Transmission Adaptive Functions - [12138](/bulletins/10245831.md), 2023-12-04, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. Transmission Dipstick Tube Fracture - [17\-NA\-066](/bulletins/10239647.md), 2023-07-25, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. - [16\-NA\-130](/bulletins/10232711.md), 2023-03-08, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY. This service bulletin provides information for after installation of a replacement upper valve body, the transmission may have no Reverse and no 2nd gear. - [PIP5621C](/bulletins/10224285.md), 2022-10-17, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN. This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC. - [21NA199](/bulletins/10207911.md), 2022-02-14, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY. This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv. JSON: [/v1/bulletins/10094982](/v1/bulletins/10094982) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20PIP4568R&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10094982&vehicle=Service%20bulletin%20PIP4568R)