How do you remove the ignition coil assembly on Cadillac DeVille and DTS?

To remove the ignition coil assembly, start by disconnecting the negative battery cable and removing the intake manifold service cover. Then, disconnect the electrical connector from the ignition control module and remove the radiator support cover, moving the radiator hose out of the way. Next, remove the ignition coil assembly bolts in the indicated sequence and take out the assembly from the valve cover. Inspect the spark plug boots for carbon tracking and deterioration. When installing the ignition coil assembly, tighten the mounting bolts gradually and evenly. For the rear ignition coil assembly, follow the same steps but also remove the Air Injection Reaction (AIR) vent solenoid. If replacing the ignition control module, tighten the mounting bolts in the indicated sequence. Finally, install the AIR vent solenoid and reverse the removal process for installation.

Genuine Cadillac DTS Ignition Coil

Ignition Coil Resistor

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2 Ignition Coils found

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Cadillac DTS Ignition Coil Assembly
Part Number: 12670154
$54.06 MSRP: $101.99
You Save: $47.93 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Coil Assembly, Ignition; Ignition Coil
- Replaces: 12594176
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Cadillac DTS | 4 DOOR, FUNERAL COACH, LIMOUSINE | 8 Cyl 4.6L
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Cadillac DTS COIL ASM,IGN
Part Number: 19421260
$75.74 MSRP: $143.94
You Save: $68.20 (48%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Ignition Coil
- Replaces: 12597745
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2011 Cadillac DTS | 4 DOOR, FUNERAL COACH, LIMOUSINE | 8 Cyl 4.6L

Cadillac DTS Ignition Coil

The Ignition Coil in Cadillac DTS vehicles important duty is to convert the low voltage of the battery into the high voltage required to burn the air/fuel mixture in the cylinders. This component interconnects the primary and secondary circuits of the ignition system; the former comprises battery, ignition switch, and triggering device and the latter, high tension lead, and spark plug cables. Depending on the Cadillac DTS model, it could be a distributor ignition system, or coil-on-plug system or wasted spark system, depending on the make and the kind of function it has. Ignition coils technical issues are generally related to misfires in the engine, lower performance and fuel efficiency are major signs that require regular checkup of the devices.

Each OEM Cadillac DTS Ignition Coil we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Cadillac DTS Ignition Coil Parts Questions & Experts Answers

COIL ASM,IGN
19421260
Q: How do you remove the ignition coil assembly on Cadillac DeVille and DTS?
A: To remove the ignition coil assembly, start by disconnecting the negative Battery Cable and removing the intake manifold service cover. Then, disconnect the electrical connector from the ignition control module and remove the radiator support cover, moving the radiator hose out of the way. Next, remove the ignition coil assembly bolts in the indicated sequence and take out the assembly from the valve cover. Inspect the spark plug boots for carbon tracking and deterioration. When installing the ignition coil assembly, tighten the mounting bolts gradually and evenly. For the rear ignition coil assembly, follow the same steps but also remove the Air Injection Reaction (AIR) vent solenoid. If replacing the ignition control module, tighten the mounting bolts in the indicated sequence. Finally, install the AIR vent solenoid and reverse the removal process for installation.