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Chevrolet Tahoe 2007 - 2007 ELECTRICAL Fuses & Circuit Breakers - Avalanche, Escalade, Suburban, Tahoe & Yukon
Chevrolet Tahoe 2007 - IDENTIFICATION
CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See PROGRAMMING AND SETUP article in GENERAL INFORMATION before disconnecting battery.
Chevrolet Tahoe 2007 - FUSIBLE LINKS
For information on fusible links and repairing them, refer to illustration. See Fig. 1.
Fig. 1: Chevrolet Tahoe 2007 - Component Locations - Repairing Fusible Links
Chevrolet Tahoe 2007 - INSTRUMENT PANEL FUSE BLOCK
NOTE: Instrument Panel (I/P) fuse block is located at the left side of the I/P behind the access panel.
Chevrolet Tahoe 2007 Fuse Block - I/P
Device Rating Description AUX PWR Fuse 20A Auxiliary Power Outlet - Bin, Auxiliary Power Outlet - Console, Auxiliary Power Outlet - Front - 1 AUX PWR2 Fuse 20A Auxiliary Power Outlet - Rear BCK/UP STOP Fuse 15A Body Control Module (BCM) BCM Fuse 10A Body Control Module (BCM) COOLED SEATS Fuse 30A Climate Control Seat Module (KB6) DDM Fuse 15A Driver Door Module (DDM) DIM Fuse 15A Body Control Module (BCM) DSM Fuse 10A Memory Seat Module (AN3), Remote Control Door Lock Receiver (RCDLR) IS LPS Fuse 20A Body Control Module (BCM) LCK1 Fuse 15A Door Latch Assembly - LR, Door Latch Assembly - RR LCK2 Fuse 15A Endgate Lock Actuator LT DR Circuit Breaker 25A Driver Door Module (DDM), Window Switch - LR LT STOP TRN Fuse 15A Body Control Module (BCM) OBS DET Fuse 10A Liftgate Module (LGM) (E61), Rear Object Sensor Control Module (UD7) PDM Fuse 15A Garage Door Opener (GDO) (UG1), Inside Rearview Mirror (ISRVM), Passenger Door Module (PDM), Roof Beacon Switch (5G4) REAR HVAC Fuse 30A Blower Motor Control Module - Auxiliary REAR SEAT Fuse 20A Folding Seat Motor - LR (ARS), Folding Seat Motor - RR (ARS), Heated Seat Module - Rear (KA6) REAR WPR Fuse 25A Rear Window Wiper Motor (E52) RT STOP TRN Fuse 15A Body Control Module (BCM) SWC BKLT Fuse 2A Steering Wheel Control Switch Assembly - Left, Steering Wheel Control Switch Assembly - Right UNLCK1 Fuse 15A Door Latch Assembly - LR, Door Latch Assembly - RR UNLCK2 Fuse 15A Endgate Lock Actuator WSW PUMP Fuse 15A Body Control Module (BCM)
Chevrolet Tahoe 2007 - INSTRUMENT PANEL LEFT JUNCTION BLOCK
NOTE: Instrument panel left junction block is located below the instrument panel to the left of the steering column.
Chevrolet Tahoe 2007 Junction Block - Left I/P
Device Rating Description DRIVER SEAT 2 Circuit Breaker 25A Memory Seat Module (AN3), Seat Adjuster Switch - Driver (AG1 Except AN3) PASS SEAT 1 Circuit Breaker 25A Seat Adjuster Switch - Passenger, Seat Lumbar Switch - Passenger (AN3) PWR REAR WNDW Circuit Breaker 25A Not Used RT DOORS Circuit Breaker 25A Passenger Door Module (PDM), Window Switch - RR
Chevrolet Tahoe 2007 - UNDERHOOD FUSE BLOCK
NOTE: Underhood fuse block is located at the left side of the engine compartment to the rear of the battery.
Fig. 4: Chevrolet Tahoe 2007 - Component Locations - Identifying Underhood Fuse Block Components
Chevrolet Tahoe 2007 Fuse Block - Underhood
No. Device Rating Description 1 EXH VLV Fuse 30A Not Used 2 ESC/ALC EXH Fuse 30A Automatic Level Control (ALC) Compressor (G69), Electronic Suspension Control (ESC) Module (Z55) 3 TRLR STOP LT Fuse 10A Trailer Wiring, Auxilliary Body Control Module (XBCM) (Export) 4 ENG Fuse 15A Evaporative Emissions (EVAP) Canister Purge Solenoid Valve, Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor, Valve Lifter Oil Manifold (VLOM) Assembly (AFM) 5 ECM/THROT CONT Fuse 15A Engine Control Module (ECM) 6 TRLR STOP RT Fuse 10A Trailer Wiring, Auxiliary Body Control Module (XBCM) (Export) 7 FRT WASH Fuse 15A Windshield Washer Fluid Pump 8 O2-B SNSR Fuse 10A Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2, Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 9 ABS 2 Fuse 25A Electronic Brake Control Module (EBCM) 10 TRLR BCK/UP Fuse 10A Trailer Wiring 11 LO HDLP-LT Fuse 20A Headlamp - Left (Z88), Headlamp - Low Beam - Left (X88), Headlamp Ballast - Left (Z75) 12 ECM-BATT Fuse 10A Engine Control Module (ECM) 13 INJ-B Fuse 20A Fuel Injector 2, Fuel Injector 4, Fuel Injector 6, Fuel Injector 8, Ignition Coil 2, Ignition Coil 4, Ignition Coil 6, Ignition Coil 8 14 TCM-BATT Fuse 10A Evaporative Emissions (EVAP) Canister Vent Solenoid Valve, Transmission Control Module (TCM) 15 VEH BCK/UP Fuse 10A Backup Lamp - Left, Backup Lamp - Right 16 LO HDLP-RT Fuse 20A Headlamp - Right (Z88), Headlamp - Low Beam - Right (X88), Headlamp Ballast - Right (Z75) 17 A/C CMPRSR Fuse 10A A/C Compressor Clutch 18 O2-A SNSR Fuse 10A Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1, Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 19 TRANS IGN 1 Fuse 15A Transmission Control Module (TCM), 1-2 Shift Solenoid (1-2 SS) Valve, 2-3 Shift Solenoid (2-3 SS) Valve, 3-2 Shift Solenoid (3-2 SS) Valve (M30/M70), Torque Converter Clutch (TCC) Solenoid Valve (M30/M70), Torque Converter Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve 20 FUEL PUMP Fuse 20A Fuel Pump and Sender Assembly - Primary 21 HEADLAMP WASH Fuse 20A Headlamp Washer Relay (CE4) 22 REAR WASH Fuse 15A Rear Window Washer Fluid Pump (E52) 23 INJ-A Fuse 20A Fuel Injector 1, Fuel Injector 3, Fuel Injector 5, Fuel Injector 7, Ignition Coil 1, Ignition Coil 3, Ignition Coil 5, Ignition Coil 7 24 TRLR PRK Fuse 15A Trailer Wiring 25 LT PRK Fuse 15A License Lamp - Left, License Lamp - Right, Marker Lamp - LF, Park/Turn Signal Lamp - LF (X88/Z88), Park Lamp - LF (Z75), Tail Lamp Circuit Board - Left (Z75 w/E52), Marker Lamp - LR (Except Z75 w/E52), Tail/Stop and Turn Signal Lamp - Lower Left (Except Z75 w/E52), Tail/Stop and Turn Signal Lamp - Upper Left (Except Z75 w/E52) 26 RT PRK Fuse 15A Tail Lamp Circuit Board - Right (Z75 w/E52), Marker Lamp - RF, Park Lamp - RF (Z75), Park/Turn Signal Lamp - RF (X88/Z88), Tail/Stop and Turn Signal Lamp - Lower Right (Except Z75 w/E52), Tail/Stop and Turn Signal Lamp - Lower Right (Except Z75 w/E52), Marker Lamp - RR (Except Z75 w/E52) 27 FOG LAMP Fuse 15A Fog Lamp - LF (T96), Fog Lamp - LF (T96) 28 HORN Fuse 15A Horn - Left, Horn - Right 29 HI HEADLAMP-RT Fuse 10A Headlamp - Right (Z88), Headlamp - High Beam - Right (X88/Z75) 30 DRL Fuse 15A Daytime Running Lamp (DRL) - Left (Z75/X88), Daytime Running Lamp (DRL) - Right (Z75/X88), DRL 2 Fuse (Z88) 31 HI HEADLAMP-LT Fuse 10A Headlamp - Left (Z88), Headlamp - High Beam - Right (X88/Z75) 32 DRL 2 Fuse 15A LO HDLP - LT Fuse (Z88), LO HDLP - RT Fuse (Z88) 33 S/ROOF Fuse 30A Sunroof Module (CF5), Roof Beacon Relay (5G4) 34 DLIS Fuse 2A Ignition Switch, Theft Deterrent Module (TDM) 35 WPR Fuse 25A Wiper 1 PCB Relay 36 SEO B2 Fuse 30A Not Used 37 EAP Fuse 15A PARK ENABLE Relay, ELECTRONIC ADJUSTABLE PEDALS Relay, Folding Seat Switch - Front (ARS), Folding Seat Switch - LR (ARS), Folding Seat Switch - RR (ARS), I/P Multifunction Accessory Switch 38 HVAC BATT Fuse 10A HVAC Control Module 39 AIRBAG IGN Fuse 10A Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Passenger Air Bag ON/OFF Indicator 40 AMP Fuse 30A Audio Amplifier (UQA/UQS) 41 RDO Fuse 15A Analog Clock (Z75), Digital Radio Receiver (U2K), Radio, Rear Seat Audio (RSA) Controller (UK6) 42 FWD Fuse 15A Front Axle Actuator (NP8) 43 MISC IGN Fuse 10A Auxiliary Body Control Module (XBCM) (Export), Climate Control Seat Module (KB6), Stop Lamp Switch, Transfer Case Shift Control Switch (NP8), Rearview Camera Module (UVC) 44 L/GATE RELSE Fuse 15A Liftgate Latch Assembly (E52) 45 INFO Fuse 15A Front Video Display (U42), Rear Video Display (DNU), Vehicle Communication Interface Module (VCIM) (UE1) 46 IPC Fuse 10A Body Control Module (BCM), Instrument Panel Cluster (IPC) 47 EXP/PTO Fuse 15A Auxiliary Body Control Module (XBCM) (Export) 48 HTD STR/WHL Fuse 10A Heated Steering Wheel Module (KA9) 49 AUX HVAC-IGN Fuse 10A Instrument Panel Cluster (IPC), Inside Rearview Mirror (ISRVM), Mode Actuator - Auxiliary, Temperature Actuator - Auxiliary 50 REAR DEFOG Fuse 30A Defogger Grid 51 AIRBAG BATT Fuse 15A Inflatable Restraint Passenger Presence System (PPS) Module, Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Vehicle Rollover Sensor (ASF) 52 SEO B1 Fuse 15A Auxiliary Body Control Module (XBCM) (Export) 53 LTR Fuse 20A Auxiliary Power Outlet - Front 1, Data Link Connector (DLC) 54 SEO/ALC Fuse 10A Automatic Level Control (ALC) Compressor Relay (G69) 55 HVAC-IGN Fuse 10A Air Temperature Actuator - Left, Air Temperature Actuator - Right, Mode Actuator, Recirculation Actuator 56 ECM-IGN Fuse 15A Engine Control Module (ECM), Fuel Pump Relay - Secondary (Except NQZ) 60 FAN-1 Fuse 40A FAN LO PCB Relay 61 ALC/COMP Fuse 40A Automatic Level Control (ALC) Compressor Relay (G69) 62 HEAVY DUTY ABS Fuse 60A Electronic Brake Control Module (EBCM) 63 FAN-2 Fuse 40A FAN HI PCB Relay 64 ABS-1 Fuse 40A Electronic Brake Control Module (EBCM) 65 STRTR Fuse 40A Starter 66 STUD-2 Fuse 30A Blunt Cut Wire 67 LBEC1 Fuse 60A AUX PWR 2 Fuse, REAR WPR Fuse, PDM Fuse, AUX PWR Fuse 68 ELEC RUN BOARD Fuse 30A Articulating Running Board (ARB) Module (BRS) 69 WFHS Fuse 60A Windshield Washer Solvent Heater (XA7) 70 TREC Fuse 30A Transfer Case Encoder Motor (NP8), Transfer Case Shift Control Module (NP8) 71 STUD-1 Fuse 40A Trailer Wiring 72 MBEC1 Fuse 60A DRIVER SEAT 2 Circuit Breaker, PASSENGER SEAT 1 Circuit Breaker, RT DOORS Circuit Breaker 73 HVAC BLWR Fuse 40A Blower Motor Control Module 74 LGM Fuse 30A Liftgate Module (LGM) (E61) 75 LBEC2 Fuse 60A BCM Fuse, COOLED SEATS Fuse, DDM Fuse, DIM Fuse, DSM Fuse, REAR HVAC Fuse, RT STOP TRN Fuse, WSW PUMP Fuse - A/C CMPRSR Relay - A/C CMPRSR Fuse - ENG EXH VLV Relay - AXH VLV Fuse - FAN CNTRL Relay - FOG LAMP Fuse - FOG LAMP Relay - FOG LAMP Fuse - FUEL PMP Relay - FUEL PUMP Fuse - HDLP LO/HID Relay - LO HDLP - LT Fuse, LO HDLP - RT Fuse, DRL 2 Fuse - PRK LAMP Relay - LT PRK Fuse, RT PRK Fuse, TRLR PRK Fuse - PWR/TRN Relay - ECM/THROT CONT Fuse, ENG Fuse, INJ-A Fuse, INJ-B Fuse, O2-A SNSR Fuse, O2-B SNSR Fuse, FAN CNRTL PCB Relay, FAN HI PCB Relay, FAN LO PCB Relay - REAR DEFOG Relay - REAR DEFOG Fuse - RUN/CRNK Relay - AIRBAG Fuse, AUX HVAC-IGN Fuse, IGN Fuse, ECM-IGN Fuse, MISC IGN Fuse, SEO/ALC Fuse, TRANS IGN 1 Fuse - STRTR Relay - STRTR Fuse Note: Relays listed below are non-serviceable Printed Circuit Board (PCB) relays and are internal to the block. - BCK/UP LAMP PCB Relay - VEH BCK/UP Fuse, TRLR BCK/UP Fuse - DRL PCB Relay - DRL Fuse - ELECTRONIC ADJUSTABLE PEDALS PCB Relay - Adjustable Pedals Assembly (JF4 Except AN3) - FAN CNTRL PCB Relay - Cooling Fan - Right - FAN HI PCB Relay - Cooling Fan - Right, FAN CNTRL Relay - FAN LO PCB Relay - Cooling Fan - Left - FRT WASH PCB Relay - FRT WASH Fuse - HI BEAM PCB Relay - HI HEADLAMP - LT Fuse, HI HEADLAMP - RT Fuse - HORN PCB Relay - HORN Fuse - L/GATE PCB Relay - L/GATE RELSE Fuse - LOCK/UNLOCK PCB Relay - LCK 1 Fuse, LCK 2 Fuse, UNLCK 1 Fuse, UNLCK 2 Fuse - PARK ENABLE PCB Relay - Folding Seat Switch - Front (ARS), Folding Seat Switch - LR (ARS), Folding Seat Switch - RR (ARS), I/P Multifunction Switch Assembly - REAR WASH PCB Relay - REAR WASH Fuse - RUN PCB Relay - FWD Fuse, HTD STR/WHL Fuse - TRLR STOP LT PCB Relay - TRLR STOP LT Fuse - TRLR STOP RT PCB Relay - TRLR STOP RT Fuse - WIPER 1 PCB Relay - Wiper 2 PCB Relay - WIPER 2 PCB Relay - Windshield Wiper Motor