COMPUTER DATA LINES – Chevrolet Tahoe 2008 – SYSTEM WIRING DIAGRAMS

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram, Except Hybrid (1 of 2) for Chevrolet Tahoe 2008

List of elements for Computer Data Lines Wiring Diagram, Except Hybrid (1 of 2) for Chevrolet Tahoe 2008:

• (not used)
• (upfitter provisional)
• 2 or more of w/ onstar, digital radio & rear seat & earphone jacks radio control
• 3b1
• Assist step control module (under left center of vehicle)
• Audio amplifier (if equipped) (under center console)
• B (not used)
• Cadillac gmc/chevrolet
• Comfort & decor level 3 convenience package
• Data link connector (dlc) (below left side of dash)
• Digital radio receiver
• Digital radio receiver (if equipped)
• Driver door lock/ window switch
• Driver memory seat module (under front of driver's seat)
• F (not used)
• G200 (right front corner of hvac case)
• G201 (behind upper left end of dash)
• Hot at all times
• Hvac control module
• I/p fuse block (behind lower left end of dash)
• Inflatable restraint front passenger presence system (pps) module (below right front seat)
• Inflatable restraint sensing & diagnostic module (sdm) (under left front seat)
• Inflatable restraint vehicle rollover sensor (asf) (under center console)
• Inside rearview mirror (isrvm) (w/ intelligent high beam control)
• Instrument panel cluster (ipc)
• J200
• Jx200 (upper left corner of the passenger compt, behind the i/p)
• Jx201 (upper left corner of the passenger compt, behind i/p)
• Jx300 (bottom of driver side "b" pillar, behind trim panel)
• L (not used)
• Left i/p junction block (below left end of dash)
• Left i/p junction block (below left end of dash) x1
• Low speed gmlan serial data
• Ltr fuse 53 20a
• Object alarm module (under right front seat)
• Passenger door lock/ window switch
• Power distribution system
• Power liftgate module (left rear of cargo area, behind trim panel)
• Radio
• Rear heated seat module (under left rear seat)
• Rear seat audio (rsa) control
• Rear seat audio (rsa) control (if equipped)
• Remote control door lock receiver (rcdlr) (w/o one piece liftgate: center rear of roof) (w/ one piece liftgate: on left "d" pillar)
• Right i/p junction block (below right end of dash)
• Tan
• Theft deterrent control module (tdm) (on ignition switch)
• Underhood fuse block (left side of engine compt)
• Vehicle communication interface module (vcim) (behind center of dash)
• Vehicle communication interface module (vcim) (if equipped) (behind center of dash)
• W/ digital radio
• W/ digital radio & rear seat & earphone jacks radio control
• W/ luxury edition
• W/ onstar
• W/ rear seat & earphone jacks radio control
• W/ retractable power running board
• W/o luxury edition

Computer Data Lines Wiring Diagram, Except Hybrid (2 of 2) for Chevrolet Tahoe 2008

List of elements for Computer Data Lines Wiring Diagram, Except Hybrid (2 of 2) for Chevrolet Tahoe 2008:

• (in chassis harness, approximately 5 cm (1.97 in) from g305 breakout) (w/o 4 wheel hydraulic power brake) j301
• Accessory wakeup serial data
• Body control module (bcm) (behind lower left side of dash)
• Data link resistor
• Data link resistor (on rear chassis crossmember)
• Electronic brake control module (ebcm) (on left rear frame rail)
• Electronic suspension control (esc) module (left rear of frame chassis)
• Engine control module (ecm) (left side of engine compt)
• Fuel pump flow control module
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• J104 (in engine harness, approximately 15 cm (5.91 in) from engine control module connector breakout)
• J207 (in instrument panel harness, in transfer case shift control module connector breakout)
• Left i/p junction block (below left end of dash)
• Low speed gmlan serial data
• Serial data comm- unication enable
• Serial data wake up signal
• Tan
• Transfer case shift control module (below left end of dash)
• Transfer case shift control module (w/ auto 4x4) (below left end of dash)
• Transmission control module (tcm) (left side of engine compt)
• Vehicle communication interface module (vcim) (behind center of dash)
• W/ 4 speed
• W/ 4 wheel hydraulic power brake
• W/ 6 speed
• W/ auto 4x4
• W/ bi-state real time damping chassis package
• W/ onstar
• W/o 4 wheel hydraulic power brake
• W/o auto 4x4
• W/o bi-state real time damping chassis package
• W/o onstar

Computer Data Lines Wiring Diagram, Hybrid (1 of 3) for Chevrolet Tahoe 2008

List of elements for Computer Data Lines Wiring Diagram, Hybrid (1 of 3) for Chevrolet Tahoe 2008:

• (not used)
• (upfitter provisional)
• 2 or more of w/ onstar, digital radio & rear seat & earphone jacks radio control
• 3b1
• A/c compressor
• Assist step control module (under left center of vehicle)
• Audio amplifier (if equipped) (under center console)
• B (not used)
• Comfort & decor level 3 convenience package
• Data link connector (dlc) (below left side of dash)
• Digital radio receiver
• Digital radio receiver (if equipped)
• Driver door lock/ window switch
• F (not used)
• G200 (right front corner of hvac case)
• G201 (behind upper left end of dash)
• Heated seat control module
• Hot at all times
• Hvac control module
• I/p fuse block (behind lower left end of dash)
• Inflatable restraint front passenger presence system (pps) module (below right front seat)
• Inflatable restraint sensing & diagnostic module (sdm) (under left front seat)
• Inflatable restraint vehicle rollover sensor (asf) (under center console)
• Inside rearview mirror (isrvm) (w/ intelligent high beam control)
• Instrument panel cluster (ipc)
• J200
• Jx200 (upper left corner of the passenger compt, behind the i/p)
• Jx201 (upper left corner of the passenger compt, behind i/p)
• Jx300 (bottom of driver side "b" pillar, behind trim panel)
• L (not used)
• Left i/p junction block (below left end of dash)
• Left i/p junction block (below left end of dash) x1
• Low speed gmlan serial data
• Ltr fuse 53 20a
• Object alarm module (under right front seat)
• Passenger door lock/ window switch
• Power distribution system
• Power liftgate module (left rear of cargo area, behind trim panel)
• Radio
• Rear heated seat module (under left rear seat)
• Rear seat audio (rsa) control
• Rear seat audio (rsa) control (if equipped)
• Remote control door lock receiver (rcdlr) (w/o one piece liftgate: center rear of roof) (w/ one piece liftgate: on left "d" pillar)
• Right i/p junction block (below right end of dash)
• Tan
• Theft deterrent control module (tdm) (on ignition switch)
• Underhood fuse block (left side of engine compt)
• Vehicle communication interface module (vcim) (behind center of dash)
• Vehicle communication interface module (vcim) (if equipped) (behind center of dash)
• W/ digital radio
• W/ digital radio & rear seat & earphone jacks radio control
• W/ luxury edition
• W/ onstar
• W/ rear seat & earphone jacks radio control
• W/ retractable power running board
• W/o luxury edition

Computer Data Lines Wiring Diagram, Hybrid (2 of 3) for Chevrolet Tahoe 2008

List of elements for Computer Data Lines Wiring Diagram, Hybrid (2 of 3) for Chevrolet Tahoe 2008:

• (in engine harness, approximately 15 cm (5.91 in) from engine control module connector breakout) j104
• Accessory wakeup serial data
• Automatic transmission
• Body control module (bcm) (behind lower left side of dash)
• Data link resistor 3
• Driver motor generator battery
• Driver motor generator battery control module
• Driver motor generator power inverter module
• Electronic power steering motor control module
• Electronic suspension control (esc) module (left rear of frame chassis)
• Engine control module (ecm) (left side of engine compt)
• Fuel pump flow control module
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• J259
• J263
• J301 (w/o 4 wheel hydraulic power brake) (in chassis harness, approximately 5 cm (1.97 in) from g305 breakout)
• Left i/p junction block (below left end of dash)
• Low speed gmlan serial data
• Nca
• Pnk
• Ptlan+
• Ptlan-
• Red
• Serial data comm- unication enable
• Tan
• Transmission control module (tcm)
• Vehicle communication interface module (vcim) (behind center of dash)
• Wake up sig
• X175

Computer Data Lines Wiring Diagram, Hybrid (3 of 3) for Chevrolet Tahoe 2008

List of elements for Computer Data Lines Wiring Diagram, Hybrid (3 of 3) for Chevrolet Tahoe 2008:

• (below left end of dash) left i/p junction block a4
• (below left end of dash) transfer case shift control module
• Accessory dc power control module
• Apm wake up sig
• Auxiliary fuse block
• Becm fuse 10 15a
• Data link resistor 2
• Electronic brake control module (ebcm) (on left rear frame rail)
• Front mode sig
• G200 (right front corner of hvac case)
• Gnd
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Hot at all times
• Hot w/ run/crnk relay energized
• Ign volt
• Inflatable restraint front end sensor
• J200
• J207 (w/ auto 4x4) (in instrument panel harness, in transfer case shift control module connector breakout)
• J261
• J262
• Low ref
• Low speed gmlan serial data bus
• Misc ign fuse 43 10a
• Pnk
• Power distribution system
• Ptlan+
• Ptlan-
• Serial data comm- unication enable
• Serial data gateway (sdg) module
• Serial data wake up sig
• Tan
• Underhood fuse block (left side of engine compt)
• Wake up sig
• Yaw rate & lateral acceleration sensor (below right front seat)