2005 Cadillac CTS Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

11 Alternator / Generator parts for the 2005 Cadillac CTS come from 8 brands — ACDELCO, REMY, TERREPOWER and 5 other brands. The "Popular" part is GM GENUINE 19433414.

The New section lists 6 options from GM GENUINE, TYC, WAI GLOBAL and 3 other brands — brand-new units rather than rebuilt ones. GM GENUINE 19433414 is listed in this group.

The Remanufactured section lists 5 options from ACDELCO, FVP, PURE ENERGY and 2 other brands — factory-rebuilt units with new wear components. ACDELCO 3342647A is listed in this group.

This table covers the Automatic Headlamp sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

3 Automatic Headlamp Sensor parts are listed for the 2005 Cadillac CTS, from GM GENUINE, STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: GM GENUINE 13498958, STANDARD MOTOR PRODUCTS EFL172 and WELLS 5S7218.

This table covers the positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS A282DG.

This table covers the Battery Current sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Battery Current Sensor parts for the 2005 Cadillac CTS come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.

This group includes STANDARD MOTOR PRODUCTS SBC111 and WELLS 5S6706.

This table covers the terminals and clamps that connect cables to the battery posts. Read more

One part is listed for the 2005 Cadillac CTS — DEKA 00351.

This table covers the covers that protect battery terminals. Read more

3 Battery Terminal Protector parts are listed for the 2005 Cadillac CTS, from GM GENUINE and DORMAN.

This group includes DORMAN 60300, GM GENUINE 12010050 and GM GENUINE 19119011.

This table covers the brackets that mount the Battery Tray. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

One part is listed for the 2005 Cadillac CTS — DORMAN 700251.

This table covers the engine-control modules that run fuel, spark and emissions. Read more

This group shows a single part: GM GENUINE 19260507.

This table covers the flasher units that blink the turn signals and hazards. Read more

One part is listed for the 2005 Cadillac CTS — WELLS 1R3694.

This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse. Read more

28 Fuse parts are listed for the 2005 Cadillac CTS, from BUSSMANN and LITTELFUSE. BUSSMANN ATM10 carries the "Popular" badge. 10 Amp, 15 Amp, 20 Amp, 30 Amp, 40 Amp, 50 Amp, 60 Amp and 7.5 Amp are all represented, and 30 Amp alone accounts for 6 parts.

This table covers the HID Lighting ballasts. Read more

3 HID Lighting Ballast parts for the 2005 Cadillac CTS come from 3 brands — DORMAN, STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: DORMAN 601051, STANDARD MOTOR PRODUCTS HID154 and WELLS 6R1083.

This table covers the horns mounted in the front of the vehicle. Read more

FIAMM supplies the 13 Horn parts for the 2005 Cadillac CTS. FIAMM 7210223 carries the "Popular" badge.

In the Accessory Replacement grade, FIAMM supplies 7 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 7210223.

The Standard Replacement section lists 6 options from FIAMM — built to original-equipment specification. FIAMM 7201223 is listed in this group.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

10 Speed Sensor parts are listed for the 2005 Cadillac CTS, from STANDARD MOTOR PRODUCTS, DELPHI, WELLS and 3 other brands. DORMAN 917644 carries the "Popular" badge.

In the Economy grade, DORMAN and VEMO supply 2 parts: the catalog's value-priced group. A representative part number is DORMAN 917644.

The Standard Replacement section: 8 options from STANDARD MOTOR PRODUCTS, DELPHI, WELLS and 1 other brand. DELPHI SS11813 is listed in this group.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

14 Starter Motor parts for the 2005 Cadillac CTS come from 9 brands — ACDELCO, PURE ENERGY, REMY and 6 other brands. The "Popular" part is TYC 106497.

The New section: 7 options from TYC, ULTRA-POWER, ACDELCO and 4 other brands. TYC 106497 is listed in this group.

The Remanufactured section: 7 options from GM GENUINE, ACDELCO, FVP and 4 other brands. GM GENUINE 3231629 is listed in this group.

This table covers the Yaw sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2005 Cadillac CTS — WELLS 5S6707.