2012 Cadillac CTS Electrical Switch & Relay Parts

This table covers the relays that control the A/C Compressor circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

5 A/C Compressor Relay parts for the 2012 Cadillac CTS come from 5 brands — GM GENUINE, HOLSTEIN, ROSTRA and 2 other brands. The "Popular" part is GM GENUINE 13500113. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

Listed part numbers: GM GENUINE 13500113, HOLSTEIN 2RSW0042 and ROSTRA 600062, plus the other parts above.

This table covers the A/C Condenser Fan switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

2 A/C Condenser Fan Switch parts for the 2012 Cadillac CTS come from FOUR SEASONS. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

Part numbers include FOUR SEASONS 35969 and FOUR SEASONS 35972.

This table covers the A/C Pressure Safety switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

One part is listed for the 2012 Cadillac CTS — VEMO V40730008.

This table covers the pressure switches on the A/C circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

13 A/C Refrigerant Pressure Switch parts for the 2012 Cadillac CTS come from 5 brands — FOUR SEASONS, WELLS, UAC and 2 other brands. The "Popular" part is FOUR SEASONS 35973. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

This table covers the relays that control the A/C System circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

2 A/C System Relay parts for the 2012 Cadillac CTS come from 2 brands — UAC and ULTRA-POWER. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

Part numbers include UAC RE0959C and ULTRA-POWER 1R2208.

This table covers the relays that control the Accessory Power circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

4 Accessory Power Relay parts are listed for the 2012 Cadillac CTS, from GM GENUINE, HELLA, HOLSTEIN and 1 other brand. All of them fit every engine offered in the 2012 CTS.

Listed part numbers: GM GENUINE 13500113, HELLA 933332571 and HOLSTEIN 2RSW0042, plus the other parts above.

This table covers the Back Up / Reverse Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

3 Back Up / Reverse Lamp Switch parts for the 2012 Cadillac CTS come from 3 brands — ROSTRA, STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: ROSTRA 670541, STANDARD MOTOR PRODUCTS NS551 and WELLS 1S8741.

This table covers the relays that control the Blower Motor circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

This group shows a single part: HELLA 933332571.

This table covers the relays that control the Brake Light circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

One part is listed for the 2012 Cadillac CTS — GM GENUINE 13500113.

This table covers the Clutch Pedal Position / Starter Safety switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

3 Clutch Pedal Position / Starter Safety Switch parts are listed for the 2012 Cadillac CTS, from WELLS and GM GENUINE. All of them fit every engine offered in the 2012 CTS.

This group includes GM GENUINE 13597429, WELLS 5S7877 and WELLS 1S16280.

This table covers the relays that control the Computer Control circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

2 Computer Control Relay parts for the 2012 Cadillac CTS come from 2 brands — ROSTRA and STANDARD MOTOR PRODUCTS. Every part fits all 3 engine options (3.0L V6, 3.6L V6 and 6.2L V8 Supercharged).

Part numbers include ROSTRA 600060 and STANDARD MOTOR PRODUCTS RY1757.

This table covers the relays that control the Cornering Lamp circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

2 Cornering Lamp Relay parts are listed for the 2012 Cadillac CTS, from HOLSTEIN and STANDARD MOTOR PRODUCTS. All of them fit every engine offered in the 2012 CTS.

Listed part numbers: HOLSTEIN 2RSW0042 and STANDARD MOTOR PRODUCTS RY862.

This table covers the Cruise Control switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

5 Cruise Control Switch parts are listed for the 2012 Cadillac CTS, from STANDARD MOTOR PRODUCTS and WELLS.

This group includes STANDARD MOTOR PRODUCTS CCA1346, STANDARD MOTOR PRODUCTS CCA1262 and STANDARD MOTOR PRODUCTS CCA1319 and the remaining parts above.

This table covers the relays that control the Daytime Running Light circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

8 Daytime Running Light Relay parts for the 2012 Cadillac CTS come from 4 brands — ROSTRA, GM GENUINE, WELLS and 1 other brand. The "Popular" part is GM GENUINE 13503100.

Listed part numbers: GM GENUINE 13503100, GM GENUINE 13500113 and ROSTRA 600040, plus the other parts above.

This table covers the dimmer switches that select headlamp high and low beam. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

4 Dimmer Switch parts are listed for the 2012 Cadillac CTS, from WELLS, ROSTRA and STANDARD MOTOR PRODUCTS.

Part numbers include ROSTRA 640586, STANDARD MOTOR PRODUCTS CBS1463 and WELLS 1S11502, among others listed above.

This table covers the relays that control the Door Lock circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

3 Door Lock Relay parts are listed for the 2012 Cadillac CTS, from GM GENUINE, ROSTRA and WELLS.

Listed part numbers: GM GENUINE D1780C, ROSTRA 600015 and WELLS 1R1059.

This table covers the Door Lock switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

5 Door Lock Switch parts for the 2012 Cadillac CTS come from 4 brands — STANDARD MOTOR PRODUCTS, AUTOTECNICA, GM GENUINE and 1 other brand. The "Popular" part is GM GENUINE 20787026.

The Economy section lists 1 option from AUTOTECNICA — the catalog's value-priced group. AUTOTECNICA CA1320808 is listed in this group.

In the Standard Replacement grade, STANDARD MOTOR PRODUCTS, GM GENUINE and WELLS supply 4 parts: built to original-equipment specification. A representative part number is GM GENUINE 20787026.

This group includes GM GENUINE 20787026, AUTOTECNICA CA1320808 and STANDARD MOTOR PRODUCTS DWS2119 and the remaining parts above.

This table covers the Door Lock Switch Retaining clips. Read more

One part is listed for the 2012 Cadillac CTS — GM GENUINE 11610511.

This table covers the relays that control the Driving Light circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

2 Driving Light Relay parts are listed for the 2012 Cadillac CTS, from HOLSTEIN and STANDARD MOTOR PRODUCTS.

Listed part numbers: HOLSTEIN 2RSW0042 and STANDARD MOTOR PRODUCTS RY862.

This table covers the relays that control the Fog / Driving Lamp circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

8 Fog / Driving Lamp Relay parts for the 2012 Cadillac CTS come from 5 brands — GM GENUINE, WELLS, ROSTRA and 2 other brands. The "Popular" part is GM GENUINE 13500114.

Part numbers include GM GENUINE 13500114, WELLS 1R1056 and GM GENUINE 13500113, among others listed above.

This table covers the Fog / Driving Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

4 Fog / Driving Lamp Switch parts are listed for the 2012 Cadillac CTS, from WELLS, ROSTRA and STANDARD MOTOR PRODUCTS.

Listed part numbers: ROSTRA 640586, STANDARD MOTOR PRODUCTS CBS1651 and WELLS 1S11502, plus the other parts above.

This table covers the relays that control the Fuel Door circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

3 Fuel Door Relay parts for the 2012 Cadillac CTS come from 3 brands — GM GENUINE, ROSTRA and WELLS.

Listed part numbers: GM GENUINE D1780C, ROSTRA 600015 and WELLS 1R1059.

This table covers the relays that control the Fuel Injection circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

4 Fuel Injection Relay parts are listed for the 2012 Cadillac CTS, from ROSTRA, STANDARD MOTOR PRODUCTS, ULTRA-POWER and 1 other brand.

Listed part numbers: ROSTRA 600060, STANDARD MOTOR PRODUCTS RY1757 and ULTRA-POWER 1R1056, plus the other parts above.

This table covers the relays that control the Fuel Pump / Circuit Opening circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

4 Fuel Pump / Circuit Opening Relay parts for the 2012 Cadillac CTS come from 4 brands — HELLA, HOLSTEIN, STANDARD MOTOR PRODUCTS and 1 other brand.

This group includes HELLA 933332571, HOLSTEIN 2RSW0042 and STANDARD MOTOR PRODUCTS RY862 and the remaining parts above.

This table covers the Glove Box Lamp switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

One part is listed for the 2012 Cadillac CTS — GM GENUINE 01642528.

This table covers the relays that control the Headlamp circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

5 Headlamp Relay parts for the 2012 Cadillac CTS come from 4 brands — GM GENUINE, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand. The "Popular" part is GM GENUINE 13500114.

Listed part numbers: GM GENUINE 13500114, GM GENUINE 13500113 and ROSTRA 600001, plus the other parts above.

This table covers the column or dash switches that control the exterior lamps. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

4 Headlamp Switch parts are listed for the 2012 Cadillac CTS, from WELLS, ROSTRA and STANDARD MOTOR PRODUCTS.

Part numbers include ROSTRA 640586, STANDARD MOTOR PRODUCTS CBS1651 and WELLS 1S11502, among others listed above.

This table covers the relays that control the Headlamp Washer circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

3 Headlamp Washer Relay parts for the 2012 Cadillac CTS come from 3 brands — GM GENUINE, ROSTRA and WELLS.

Listed part numbers: GM GENUINE 13500114, ROSTRA 600001 and WELLS 1R1056.

This table covers the relays that control the Horn circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

8 Horn Relay parts are listed for the 2012 Cadillac CTS, from ROSTRA, GM GENUINE, HELLA and 4 other brands. GM GENUINE 13500113 carries the "Popular" badge.

Part numbers include GM GENUINE 13500113, HELLA 933332571 and BOSCH 0332201107, among others listed above.

This table covers the relays that control the Ignition circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

6 Ignition Relay parts are listed for the 2012 Cadillac CTS, from ROSTRA, GM GENUINE, STANDARD MOTOR PRODUCTS and 2 other brands. GM GENUINE 13500113 carries the "Popular" badge.

Part numbers include GM GENUINE 13500113, STANDARD MOTOR PRODUCTS RY862 and ROSTRA 600040, among others listed above.

This table covers the ignition switches that feed the starter circuit. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

5 Ignition Starter Switch parts are listed for the 2012 Cadillac CTS, from VEMO, GM GENUINE, ROSTRA and 2 other brands. GM GENUINE 20965947 carries the "Popular" badge.

Economy: 1 part, from VEMO. A representative part number is VEMO V51800051.

The Standard Replacement section: 4 options from GM GENUINE, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand. GM GENUINE 20965947 is listed in this group.

This group includes GM GENUINE 20965947, VEMO V51800051 and ROSTRA 630049 and the remaining parts above.

This table covers the Instrument Panel Dimmer switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

This group shows a single part: WELLS 1S10545.

This table covers the relays that control the Liftgate Release circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

One part is listed for the 2012 Cadillac CTS — GM GENUINE D1780C.

This table covers the relays that control the Multi-Function circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

2 Multi-Function Relay parts for the 2012 Cadillac CTS come from 2 brands — BOSCH and WELLS.

Part numbers include BOSCH 0986AH0113 and WELLS 1R2208.

This table covers the Neutral Safety Switch / Range 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

5 Neutral Safety Switch / Range Sensor parts for the 2012 Cadillac CTS come from 5 brands — DORMAN, ROSTRA, STANDARD MOTOR PRODUCTS and 2 other brands. The "Popular" part is ULTRA-POWER 1R2208.

The Economy section: 1 option from DORMAN. DORMAN 511107 is listed in this group.

Standard Replacement: 3 parts, from ROSTRA, STANDARD MOTOR PRODUCTS and WELLS. A representative part number is ROSTRA 670594.

1 further part sits outside the graded sections, with the same engine-level match.

This group includes ULTRA-POWER 1R2208, DORMAN 511107 and ROSTRA 670594 and the remaining parts above.

This table covers the relays that control the Neutral Safety Switch / Range Sensor circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

6 Neutral Safety Switch / Range Sensor Relay parts are listed for the 2012 Cadillac CTS, from GM GENUINE, WELLS, ROSTRA and 1 other brand. GM GENUINE 13500113 carries the "Popular" badge.

This group includes GM GENUINE 13500113, GM GENUINE D1780C and ROSTRA 600062 and the remaining parts above.

This table covers the senders and switches that report oil pressure to the gauge or lamp. Typical signs include a lamp that stays on, or a gauge that never moves. Confirm power and ground at the connector before replacing the sender or switch. Read more

32 Oil Pressure Sender / Switch parts for the 2012 Cadillac CTS come from 12 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, DORMAN and 9 other brands. The "Popular" part is AUTOTECNICA GM1317756. They are grouped as Economy and Standard Replacement, with Economy the largest group at 19 parts from UNITED MOTOR PRODUCTS, DORMAN, HOLSTEIN and 5 other brands.

This table covers the Outside Mirror switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

One part is listed for the 2012 Cadillac CTS — STANDARD MOTOR PRODUCTS DWS1938.

This table covers the Park Position switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

This group shows a single part: GM GENUINE 22654577.

This table covers the relays that control the Parking Lamp circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

3 Parking Lamp Relay parts for the 2012 Cadillac CTS come from 3 brands — GM GENUINE, HOLSTEIN and STANDARD MOTOR PRODUCTS.

Listed part numbers: GM GENUINE 13500113, HOLSTEIN 2RSW0042 and STANDARD MOTOR PRODUCTS RY862.

This table covers the Power Seat switches. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

11 Power Seat Switch parts are listed for the 2012 Cadillac CTS, from STANDARD MOTOR PRODUCTS, VEMO, ROSTRA and 3 other brands. SHEE-MAR SM2135 carries the "Popular" badge.

Economy: 4 parts, from VEMO, SHEE-MAR and DORMAN. A representative part number is SHEE-MAR SM2135.

The Standard Replacement section: 7 options from STANDARD MOTOR PRODUCTS, ROSTRA and WELLS. ROSTRA 662583 is listed in this group.

This table covers the switches that command each window motor. Typical signs include a function that works intermittently, or a click without the accessory coming on. Inspect the connector behind the switch; heat-damaged terminals will kill the new part too. Read more

6 Power Window Switch parts for the 2012 Cadillac CTS come from 3 brands — STANDARD MOTOR PRODUCTS, GM GENUINE and WELLS. The "Popular" part is GM GENUINE 22810047.

Listed part numbers: GM GENUINE 22810047, STANDARD MOTOR PRODUCTS DWS1809 and STANDARD MOTOR PRODUCTS DWS1858, plus the other parts above.

This table covers the relays that control the Powertrain Control Module circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

3 Powertrain Control Module Relay parts for the 2012 Cadillac CTS come from 2 brands — GM GENUINE and ROSTRA.

Part numbers include GM GENUINE 13500114, GM GENUINE D1780C and ROSTRA 600001.

This table covers the relays that control the Pulse Wiper circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

4 Pulse Wiper Relay parts for the 2012 Cadillac CTS come from 4 brands — GM GENUINE, ROSTRA, STANDARD MOTOR PRODUCTS and 1 other brand.

This group includes GM GENUINE D1780C, ROSTRA 600015 and STANDARD MOTOR PRODUCTS RY232 and the remaining parts above.

This table covers the relays that control the Radiator Fan circuit. Typical signs include a click with no action, or a circuit that works only when you swap in a known-good relay. Swap with an identical relay in the fuse box before buying — it is the fastest test there is. Read more

6 Radiator Fan Relay parts are listed for the 2012 Cadillac CTS, from STANDARD MOTOR PRODUCTS, GM GENUINE, HELLA and 2 other brands. GM GENUINE D1780C carries the "Popular" badge.

Part numbers include GM GENUINE D1780C, STANDARD MOTOR PRODUCTS RY232 and HELLA 933332581, among others listed above.