Oldsmobile Aurora Service Bulletins
576 manufacturer communications on file.
- April 19, 2016•Document ID: 10083489Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- PIC5050A
- Date Added:
- October 25, 2016
- Manufacturer:
- GMC
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. DEALER IS TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE IF THE CONCERN IS STILL PRESENT.
Associated Products (617)2011 Buick Enclave2011 Buick LaCrosse2011 Buick Lucerne2011 Buick Regal2011 Cadillac CTS2011 Cadillac DTS2011 Cadillac Escalade2011 Cadillac Escalade ESV2011 Cadillac SRX2011 Cadillac STS2011 Chevrolet Avalanche2011 Chevrolet Aveo2011 Chevrolet Camaro2011 Chevrolet Caprice2011 Chevrolet Cobalt2011 Chevrolet Colorado2011 Chevrolet Corvette2011 Chevrolet Cruze2011 Chevrolet Equinox2011 Chevrolet Express+ 597 moreAssociated Documents - April 19, 2016•Document ID: 10083484Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIC4935E
- Date Added:
- October 25, 2016
- Manufacturer:
- CADILLAC
SummaryTHIS 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.
Associated Products (825)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XT52016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado+ 805 moreAssociated Documents - April 19, 2016•Document ID: 10078735Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM
- Mfr Comm. #:
- PIC-4935-E
- Date Added:
- August 17, 2016
- Manufacturer:
- BUICK
SummaryTHIS 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.
Associated Products (823)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XT52016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado+ 803 moreAssociated Documents - April 19, 2016•Document ID: 10078734Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIC-5050-A
- Date Added:
- August 17, 2016
- Manufacturer:
- CHEVROLET
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. DEALER IS TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE IF THE CONCERN IS STILL PRESENT.
Associated Products (617)2011 Buick Enclave2011 Buick LaCrosse2011 Buick Lucerne2011 Buick Regal2011 Cadillac CTS2011 Cadillac DTS2011 Cadillac Escalade2011 Cadillac Escalade ESV2011 Cadillac SRX2011 Cadillac STS2011 Chevrolet Avalanche2011 Chevrolet Aveo2011 Chevrolet Camaro2011 Chevrolet Caprice2011 Chevrolet Cobalt2011 Chevrolet Colorado2011 Chevrolet Corvette2011 Chevrolet Cruze2011 Chevrolet Equinox2011 Chevrolet Express+ 597 moreAssociated Documents - April 8, 2016•Document ID: 10083900Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
- Mfr Comm. #:
- PIT5485A
- Date Added:
- November 3, 2016
- Manufacturer:
- BUICK
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN, IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE.
Associated Products (635)2012 Buick Enclave2012 Buick LaCrosse2012 Buick Lucerne2012 Buick Regal2012 Buick Verano2012 Cadillac CTS2012 Cadillac DTS2012 Cadillac Escalade2012 Cadillac Escalade ESV2012 Cadillac SRX2012 Chevrolet Avalanche2012 Chevrolet Camaro2012 Chevrolet Caprice2012 Chevrolet Captiva Sport2012 Chevrolet Colorado2012 Chevrolet Corvette2012 Chevrolet Cruze2012 Chevrolet Equinox2012 Chevrolet Express2012 Chevrolet Impala+ 615 moreAssociated Documents - March 8, 2016•Document ID: 10113921Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- PIC6181
- Date Added:
- August 15, 2017
- Manufacturer:
- PONTIAC
SummaryThis Preliminary Information communication advises the technician after the OnStar Canada upgrade the OnStar Vehicle Diagnostic Email report is inoperative. Please communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
Associated Products (663)2015 Buick Enclave2015 Buick Encore2015 Buick LaCrosse2015 Buick Regal2015 Buick Verano2015 Cadillac ATS2015 Cadillac CTS2015 Cadillac ELR2015 Cadillac Escalade2015 Cadillac Escalade ESV2015 Cadillac SRX2015 Cadillac XTS2015 Chevrolet Camaro2015 Chevrolet Caprice2015 Chevrolet City Express2015 Chevrolet Colorado2015 Chevrolet Corvette2015 Chevrolet Cruze2015 Chevrolet Equinox2015 Chevrolet Express+ 643 moreAssociated Documents - March 7, 2016•Document ID: 10112779Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:STARTER ASSEMBLY
- Mfr Comm. #:
- 08-07-30-026C
- Date Added:
- August 15, 2017
- Manufacturer:
- CADILLAC
SummaryThis informational bulletin provides information on vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak and that this is considered a normal conditon and no repairs are necessary
Associated Products (656)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado2016 Chevrolet Corvette+ 636 moreAssociated Documents - March 4, 2016•Document ID: 10113914Service Bulletin/Repair InstructionsENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
- Mfr Comm. #:
- PIP5232C
- Date Added:
- August 15, 2017
- Manufacturer:
- CADILLAC
SummaryThis Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the coil grounds ring terminal at the engine block for the bank with the concern and repair the wire.
Associated Products (703)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado2016 Chevrolet Corvette+ 683 moreAssociated Documents - March 1, 2016•Document ID: 10113892Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- PIT5484A
- Date Added:
- August 15, 2017
- Manufacturer:
- CADILLAC
SummaryThis Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Dealers should receive a sheet with the kit that provides steps to assist with handling this error. Dealer will follow one of the listed steps to resolve the issue. If there are still configuration issues, please contact the OnStar Technical Assistance Centre for assistance.
Associated Products (233)2013 Chevrolet Corvette2012 Chevrolet Colorado2012 Chevrolet Corvette2012 Chevrolet Malibu2012 GMC Canyon2011 Cadillac STS2011 Chevrolet Colorado2011 Chevrolet Corvette2011 Chevrolet HHR2011 Chevrolet Malibu2011 GMC Canyon2010 Cadillac STS2010 Chevrolet Cobalt2010 Chevrolet Colorado2010 Chevrolet Corvette2010 Chevrolet HHR2010 GMC Canyon2010 Hummer H32010 Pontiac G52010 Pontiac G6+ 213 moreAssociated Documents - February 23, 2016•Document ID: 10114431Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- PIC5953A
- Date Added:
- August 15, 2017
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
Associated Products (682)2015 Buick Enclave2015 Buick Encore2015 Buick LaCrosse2015 Buick Regal2015 Buick Verano2015 Cadillac ATS2015 Cadillac CTS2015 Cadillac ELR2015 Cadillac Escalade2015 Cadillac Escalade ESV2015 Cadillac SRX2015 Cadillac XTS2015 Chevrolet Camaro2015 Chevrolet Caprice2015 Chevrolet City Express2015 Chevrolet Colorado2015 Chevrolet Corvette2015 Chevrolet Cruze2015 Chevrolet Equinox2015 Chevrolet Express+ 662 moreAssociated Documents - February 12, 2016•Document ID: 10116891Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
- Mfr Comm. #:
- 11-00-89-005I
- Date Added:
- August 31, 2017
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)
Associated Products (622)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado2016 Chevrolet Corvette+ 602 moreAssociated Documents - February 12, 2016•Document ID: 10116890Service Bulletin/Repair InstructionsEXTERIOR LIGHTING:BRAKE LIGHTS; EXTERIOR LIGHTING:BACK UP LIGHTS; EXTERIOR LIGHTING:HEADLIGHTS
- Mfr Comm. #:
- 02-08-42-001I
- Date Added:
- August 31, 2017
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not
Associated Products (694)2017 Buick Cascada2017 Buick Enclave2017 Buick Encore2017 Buick Envision2017 Buick LaCrosse2017 Buick Regal2017 Buick Verano2017 Cadillac ATS2017 Cadillac CT62017 Cadillac CTS2017 Cadillac ELR2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Cadillac XT52017 Cadillac XTS2017 Chevrolet Bolt EV2017 Chevrolet Camaro2017 Chevrolet Caprice2017 Chevrolet Colorado2017 Chevrolet Corvette+ 674 moreAssociated Documents - February 11, 2016•Document ID: 10096026Service Bulletin/Repair InstructionsEQUIPMENT
- Mfr Comm. #:
- PIP5226A
- Date Added:
- March 21, 2017
- Manufacturer:
- CHEVROLET
SummaryTHIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT FINDING NEEDLE BEARINGS DURING AN OIL CHANGE. TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. ONLY REPLACE THE ROLLER ROCKER THAT IS MISSING NEEDLE BEARINGS. BE SURE TO CLEAN THE OIL DRAINS TO RETRIEVE THE NEEDLE BEARINGS. EACH ROLLER ROCKER HAS 66 BEARINGS.
Associated Products (696)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet Colorado2016 Chevrolet Corvette2016 Chevrolet Cruze+ 676 moreAssociated Documents - February 8, 2016•Document ID: 10116874Service Bulletin/Repair InstructionsEXTERIOR LIGHTING:HEADLIGHTS
- Mfr Comm. #:
- 01-08-42-001K
- Date Added:
- August 31, 2017
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin provides information on exterior lamp condinsation and replacement guidelines
Associated Products (732)2017 Buick Cascada2017 Buick Enclave2017 Buick Encore2017 Buick Envision2017 Buick LaCrosse2017 Buick Regal2017 Buick Verano2017 Cadillac ATS2017 Cadillac CT62017 Cadillac CTS2017 Cadillac ELR2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Cadillac XT52017 Cadillac XTS2017 Chevrolet Bolt EV2017 Chevrolet Camaro2017 Chevrolet Caprice2017 Chevrolet Colorado2017 Chevrolet Corvette+ 712 moreAssociated Documents - February 1, 2016•Document ID: 10116863Service Bulletin/Repair InstructionsEQUIPMENT ADAPTIVE/MOBILITY
- Mfr Comm. #:
- 16-NA-025
- Date Added:
- August 31, 2017
- Manufacturer:
- GMC
SummaryThis informational bulletin provides information on Behavior of Non-Upgraded OnStar Equipped Vehicles Operating in Canada after Decommissioning of 2G CDMA Cellular Networks
Associated Products (569)2015 Buick Enclave2015 Buick Encore2015 Buick LaCrosse2015 Buick Verano2015 Cadillac ATS2015 Cadillac CTS2015 Cadillac ELR2015 Cadillac Escalade2015 Cadillac Escalade ESV2015 Cadillac SRX2015 Cadillac XTS2015 Chevrolet Camaro2015 Chevrolet Caprice2015 Chevrolet City Express2015 Chevrolet Colorado2015 Chevrolet Corvette2015 Chevrolet Cruze2015 Chevrolet Equinox2015 Chevrolet Express2015 Chevrolet Impala+ 549 moreAssociated Documents - January 27, 2016•Document ID: 10112299Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL
- Mfr Comm. #:
- 03-08-46-004R
- Date Added:
- August 15, 2017
- Manufacturer:
- CHEVROLET
SummaryThis informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only)
Associated Products (709)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado2016 Chevrolet Corvette+ 689 moreAssociated Documents - December 21, 2015•Document ID: 10114986Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- PIC6140B
- Date Added:
- August 15, 2017
- Manufacturer:
- CADILLAC
SummaryThis Preliminary Information communication provides information to the technician about vehicles that has a red LED and DTC B2455 setting current in the Vehicle Communication Interface Module after performing Canada upgrade. Technician will need to gain access to the Vehicle Communication Interface Module. After gaining access to the Vehicle Communication Interface Module pull the tape back on the X2 connector then tape the bare wires individually to prevent them from shorting.
Associated Products (227)2013 Chevrolet Corvette2012 Chevrolet Colorado2012 Chevrolet Corvette2012 Chevrolet Malibu2012 GMC Canyon2011 Cadillac STS2011 Chevrolet Colorado2011 Chevrolet Corvette2011 Chevrolet HHR2011 Chevrolet Malibu2011 GMC Canyon2010 Cadillac STS2010 Chevrolet Cobalt2010 Chevrolet Colorado2010 Chevrolet Corvette2010 Chevrolet HHR2010 Chevrolet Malibu2010 GMC Canyon2010 Hummer H32010 Pontiac G5+ 207 moreAssociated Documents - December 18, 2015•Document ID: 10114980Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
- Mfr Comm. #:
- PIT5486
- Date Added:
- August 15, 2017
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician about vehicles that when dialing certain numbers using OnStar Hands-free Calling, the audio is distorted or has poor quality after performing the OnStar Canada Upgrade. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
Associated Products (487)2010 Buick Enclave2010 Buick LaCrosse2010 Buick Lucerne2010 Cadillac CTS2010 Cadillac DTS2010 Cadillac Escalade2010 Cadillac Escalade ESV2010 Cadillac SRX2010 Cadillac STS2010 Chevrolet Avalanche2010 Chevrolet Aveo2010 Chevrolet Camaro2010 Chevrolet Cobalt2010 Chevrolet Colorado2010 Chevrolet Corvette2010 Chevrolet Equinox2010 Chevrolet Express2010 Chevrolet HHR2010 Chevrolet Impala2010 Chevrolet Malibu+ 467 moreAssociated Documents - December 18, 2015•Document ID: 10114979Service Bulletin/Repair InstructionsELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY
- Mfr Comm. #:
- PIT5484
- Date Added:
- August 15, 2017
- Manufacturer:
- BUICK
SummaryThis Preliminary Information communication advises the technician that if OnStar is unable to configure the vehicle after the OnStar 15-08-44-001 upgrade and Onstar receives a 118 error code when attempting to configure the vehicle. Dealers should receive a sheet with the kit that provides steps to assist with handling this error. Dealer will follow one of the listed steps to resolve the issue. If there are still configuration issues, please contact the OnStar Technical Assistance Centre for assistance.
Associated Products (232)2013 Chevrolet Corvette2012 Chevrolet Colorado2012 Chevrolet Corvette2012 Chevrolet Malibu2012 GMC Canyon2011 Cadillac SRX2011 Cadillac STS2011 Chevrolet Colorado2011 Chevrolet Corvette2011 Chevrolet HHR2011 Chevrolet Malibu2011 GMC Canyon2010 Cadillac SRX2010 Cadillac STS2010 Chevrolet Cobalt2010 Chevrolet Colorado2010 Chevrolet Corvette2010 Chevrolet HHR2010 Chevrolet Malibu2010 GMC Canyon+ 212 moreAssociated Documents - December 18, 2015•Document ID: 10114977Service Bulletin/Repair InstructionsEQUIPMENT:ELECTRICAL; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT
- Mfr Comm. #:
- PIT5353A
- Date Added:
- August 15, 2017
- Manufacturer:
- CHEVROLET
SummaryThis Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
Associated Products (630)2016 Buick Cascada2016 Buick Enclave2016 Buick Encore2016 Buick Envision2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Cadillac ATS2016 Cadillac CT62016 Cadillac CTS2016 Cadillac ELR2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Cadillac SRX2016 Cadillac XTS2016 Chevrolet Camaro2016 Chevrolet Caprice2016 Chevrolet City Express2016 Chevrolet Colorado2016 Chevrolet Corvette+ 610 moreAssociated Documents