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Buick Terraza CX 2005 - 2005 ELECTRICAL Fuses & Circuit Breakers - Terraza, Uplander, Reley & Montana SV6
Buick Terraza CX 2005 - 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 appropriate COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
Buick Terraza CX 2005 - FUSIBLE LINKS
Fusible links are usually located between battery and starter or electrical center. For description and repair procedures, see Fig. 1.
Fig. 1: Buick Terraza CX 2005 - Component Locations - Repairing Fusible Links
Buick Terraza CX 2005 - INSTRUMENT PANEL FUSE BLOCK
NOTE: The instrument panel fuse block is located in the instrument panel, behind the right instrument panel access panel.
Fig. 2: Buick Terraza CX 2005 - Component Locations - Identifying Instrument Panel Fuse Block
Buick Terraza CX 2005 Fuse Block - I/P
No. Device Rating Description 1 TRUNK/LKS Fuse 15A BCM 2 ELC Fuse 20A ALC Sensor, Multifunction Switch - Overhead Console and Rear Window Washer Fluid Pump Relay 3 RR WPR Fuse 15A Rear Window Wiper Motor 4 RADIO AMP Fuse 20A DVD Player and Radio 5 INT/LAMP Fuse 10A BCM 6 ONSTAR Fuse 10A DLC and VCU 7 RFA MDLS Fuse 10A Digital Radio Receiver and RCDLR 8 CLSTR/HVAC Fuse 10A HVAC Control Module and IPC 9 CRUISE/SWTCH Fuse 2A Cruise Control Lever 10 STRG WHL ILLUM Fuse 2A Steering Wheel Control Switch Assembly - Left and Steering Wheel Control Switch Assembly - Right 11 PWR/MIR Fuse 10A Garage Door Opener and Outside Rearview Mirror Switch 12 STOP/TRN Fuse 20A BCM 13 HTD/SEATS Fuse 20A Heated Seat Relay - Driver and Heated Seat Relay - Passenger 14 - - Not Used 15 ELC Fuse 25A ALC Compressor, ALC Inflator Air Switch, ALC Sensor, ALC Solenoid Valve, and Trailer Wiring Blunt Cut 16 HTD/MIR Fuse 10A Outside Rearview Mirror - Driver and Outside Rearview Mirror - Passenger 17 CHMSL BCK/UP Fuse 15A BCM 18 - - Not Used 19 CNSTR/VENT Fuse 10A EVAP Canister Vent Solenoid 20 PRK/LAMP Fuse 10A PRK LAMP Relay 21 PSD Fuse 15A LSDM and RSDM 22-23 - - Not Used 24 LH-PSD Fuse 40A LSDM 25 RH-PSD Fuse 40A RSDM 26-27 - - Not Used 28 PRK LAMP Relay - License Lamp - Left, License Lamp - Right, Tail Lamp - Left, Tail Lamp - Right, Tail/Stop and Turn Signal Lamp - Left, Tail/Stop and Turn Signal Lamp - Right, and Trailer Wiring Blunt Cut 29 RAP Relay - ELC and RR WPR Fuses, and PWR WNDW Circuit Breaker 30 RR DEFOG Relay - HTD/MIR Fuse and Rear Window Defogger Grid 31 PWR SEATS Circuit Breaker 25A Seat Adjuster Switch - Driver or Memory Seat Module - Driver and Seat Adjuster Switch - Passenger 32 PWR WNDW Circuit Breaker 25A Window Switch - Driver and Window Switch - Passenger
Buick Terraza CX 2005 - UNDERHOOD COMPARTMENT FUSE/RELAY CENTER
NOTE: Underhood compartment fuse/relay center is located in the underhood compartment, above the right front wheel well.
Buick Terraza CX 2005 Fuse Block - Underhood
No. Device Rating Description 1 RH HI BEAM Fuse 10A Headlamp - High Beam - Right 2 FUEL PUMP Fuse 15A FUEL PUMP Relay 3 DIODE - AC/CLTCH Relay 4 LH HI BEAM Fuse 10A Headlamp - High Beam - Left 5 - - Not Used 6 A/C CLTCH Fuse 10A AC/CLTCH Relay 7 HORN Fuse 15A HORN Relay 8 LH LO BEAM Fuse 10A Headlamp - Low Beam - Left 9 PCM ETC Fuse 15A PCM 10 - - Not Used 11 TRANS SOLS Fuse 10A 1-2 SS Valve, 2-3 SS Valve, and TCC Solenoid Valve 12 RH LO BEAM Fuse 10A Headlamp - Low Beam - Right 13 ABS Fuse 10A EBCM 14 PCM IGN Fuse 10A CRNK Relay and PCM 15 ELEC IGN Fuse 15A ICM 16 FUEL INJ Fuse 15A Fuel Injectors 1-6 17 HVAC/RPA/CRUISE Fuse 10A CRUISE/SWTCH Fuse, HVAC Control Module, and Rear Object Sensor Control Module 18 ETC Fuse 15A TAC Module 19 ENG SNSR/EVAP Fuse 15A HO2S1 and HO2S2 20 AIRBAG Fuse 10A Inflatable Restraint PASSENGER AIR BAG ON/OFF Indicator, PPS Module, and SDM 21 - 20A Not Used 22 EMIS/AWD Fuse 15A Differential Clutch Pump Actuator Check Valve 23 AUX/PWR 12VDC Fuse 25A Auxiliary Power Outlet - Rear and Cigar Lighter 24 FRT WSW Fuse 15A BCM 25 AC/DC INVRTR Fuse 25A Accessory AC/DC Power Control Module 26 RR BLWR/110VAC Fuse 25A Blower Motor - Auxiliary 27 FRT/BLWR Fuse 25A HVAC Control Module 28 FRT WPR Fuse 25A WPR1 Relay 29 FAN1 Fuse 30A FAN1 Relay 30 STRTR SOL Fuse 40 CRNK Relay 31 ABS MOTOR Fuse 60A EBCM 32 - - Not Used 33 FAN2 Fuse 40A FAN2 and FAN3 Relays 34 FRT BLWR HI 40A Blower Motor Resistor Assembly 35 BATT MAIN 3 Fuse 60A ELC, TRUNK/LKS and Spare Fuses 36 RR DEFOG Fuse 40A RR DEFOG Relay 37 BATT MAIN 2 Fuse 60A HTD/SEATS, LH - PSD, PWR/MIR, RH - PSD, and STOP/TRN Fuses, PWR SEATS Circuit Breaker 38 BATT MAIN 1 Fuse 40A CNSTR/VENT, CHMSL BCK/UP, CLSTR/HVAC, INT/LAMP, ONSTAR, PRK/LAMP, PSD, RADIO AMP, and RFA MDLS Fuses (Early Production) - AC/CLTCH Relay - DIODE 3 and A/C Compressor Clutch - CRNK Relay - Starter Motor - FAN1 Relay - Cooling Fan - Left - FAN2 Relay - Cooling Fan - Right - FAN3 Relay - Cooling Fan - Right - FUEL PUMP Relay - Fuel Pump and Sender Assembly - HI BEAM Relay - LH HI BEAM and RH HI BEAM Fuses - HORN Relay - Horn - Left and Horn - Right - IGN MAIN Relay - ABS, AIRBAG, HVAC/RPA/CRUISE, PCM IGN, and TRANS SOLS Fuses, AC/CLTCH Relay - LO BEAM Relay - LH LO BEAM and RH LO BEAM Fuses - PWR/TRN Relay - ELEC IGN, EMIS/AWD, ENG SNSR/EVAP, ETC, FUEL INJ, and Spare Fuses - RUN RLY Relay - FRT/BLWR and RR BLWR/110VAC Fuses - WPR1 Relay - WPR2 Relay - WPR2 Relay - Windshield Wiper Motor