Ignition Systems for 2018 Cadillac CTS
Select Ignition Systems part
Multi-Purpose Wiring Connector
ACDelco
PT1798
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$46.06
Fits Your Vehicle
Door Lock and Ignition Key
GM
22984994
ACDelco Door Lock and Ignition Key (Part Number: 22984994) is an uncoded replacement key for door lock and ignition applications. This...
Positions: Ignition
$56.84
MSRP $85.31
Save $28.47
33.4% Off Fits Your Vehicle
Crankshaft Position Sensor Exciter Inner Ring
ACDelco
12627209
GM Genuine Parts Ignition Crank Trigger Wheels are designed, engineered, and tested to rigorous standards, and are backed by General...
$13.41
Fits Your Vehicle
Multi-Purpose Bolt
ACDelco
11547061
GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bolts fasten...
$6.92
Fits Your Vehicle
Door Lock and Ignition Key
ACDelco
22984994
GM Genuine Parts Vehicle Keys are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
Positions: Ignition
$56.84
Fits Your Vehicle
Wiring Pigtail
ACDelco
PT3886
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$65.61
Fits Your Vehicle
Door Lock and Ignition Key
ACDelco
20765513
GM Genuine Parts Vehicle Keys are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
$56.84
Fits Your Vehicle
Ignition Relay
ACDelco
13598349
GM Genuine Parts Wiring Relays are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
$16.19
Fits Your Vehicle
Drive Belt Tensioner Stop Bolt Retainer
ACDelco
11518792
GM Genuine Parts Bolt Retainers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine...
$6.43
Fits Your Vehicle
Black Ignition Switch
GM
22976443
Black. CTS. ATS. Round. Work with vehicle electronics to help optimize vehicle capabilities
$29.36
MSRP $50.24
Save $20.88
41.6% Off Fits Your Vehicle
Spark Plug
ACDelco
41-130
ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General...
$44.27
Fits Your Vehicle
M6x1x20 Multi-Purpose Bolt
GM
11588712
GM M6x1x20 Multi-Purpose Bolt (Part Number: 11588712) is a factory fastener specified for engine and accessory hose connections....
$6.94
MSRP $8.13
Save $1.19
14.6% Off 
Multi-Purpose Wiring Connector
ACDelco
PT2559
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$26.05
Fits Your Vehicle
Wiring Pigtail
ACDelco
PT3724
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended...
$28.99
Fits Your Vehicle
Iridium Spark Plug
GM
12646780
ACDelco Iridium Spark Plug (Part Number: 12646780) is an iridium spark plug designed for long service life, precise ignition energy...
$44.27
Door Lock and Ignition Key
GM
22894661
Coupe, coded. This part requires programming and/or special setup procedures. GM Service Information describes the procedures and...
$54.42
MSRP $81.69
Save $27.27
33.4% Off Fits Your Vehicle
Engine Crankshaft Position Sensor
ACDelco
12646781
ACDelco GM Original Equipment Engine Crankshaft Position Sensors monitor the position and rotational speed of the crankshaft, and are...
$18.07
Fits Your Vehicle
Ignition Switch
ACDelco
22976443
An ACDelco GM Original Equipment Ignition Starter Switch is a GM-recommended replacement for your vehicle's original component. It is a...
$29.36
Fits Your Vehicle
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