How to remove and install an ignition coil in a Chevrolet Equinox and GMC Terrain?

Disconnect the cable from the negative battery terminal. Remove the engine cover. For 3.4L V6 models, label and disconnect the spark plug wires from the coil pack. Disconnect the electrical connectors, then remove the mounting fasteners from the coil pack. Remove the coil pack. For all models except 3.4L V6 models, remove the air cleaner outlet duct if it will interfere with the coil(s) you're removing. Disconnect the electrical connector and mounting fastener from the ignition coil. Remove the ignition coil from the spark plug. For all models, apply a little silicone dielectric compound to the inside of each boot before installing it. Installation is the reverse of removal.

Genuine GMC Terrain Ignition Coil

Ignition Coil Resistor

Enter your vehicle info to find more parts and verify fitment

Select Vehicle by VIN
Select Vehicle by Model

Select by VIN

Enter your VIN for the most accurate results.

Select by Model

-- Select Make --

-- Select Model --

-- Select Year --

4 Ignition Coils found

View related parts
GMC Terrain Ignition Coil
Part Number: 12632479
- Other Name: Coil,Ignition
- Replaces: 12590990, 12618542, 12610626
$62.99 MSRP: $112.98
You Save: $49.99 (45%)

Add to Cart
More Info
Fits the following Vehicles:
2010-2017 GMC Terrain | SLE2 SUV, SLT SUV | 6 Cyl 3.0L, 6 Cyl 3.6L
Less Info
View related parts
GMC Terrain Coil Assembly, Ign
Part Number: 25202791
- Other Name: Ignition Coil
- Replaces: 12652405, 12654078, 12687140
$54.88 MSRP: $115.30
You Save: $60.42 (53%)

Add to Cart
More Info
Fits the following Vehicles:
2018-2020 GMC Terrain | 4 DOOR SLE2, 4 DOOR SLT1, 4 DOOR SLT2 | 4 Cyl 2.0L
Less Info
View related parts
GMC Terrain Ignition Coil Assembly
Part Number: 12638824
- Other Name: Coil Assembly, Ignition ; Coil, Ignition Coil; Coil, Ignition Coil
- Replaces: 12629646, 12578224
$43.33 MSRP: $74.58
You Save: $31.25 (42%)

Add to Cart
More Info
Fits the following Vehicles:
2010-2017 GMC Terrain | SLE1 SUV, SLE2 SUV, SLT SUV | 4 Cyl 2.4L
Less Info
View related parts
GMC Terrain Coil Assembly, Ign
Part Number: 25203537
- Other Name: Ignition Coil
- Replaced by: 25205340
- Replaces: 12670053, 12697989, 12698064, 12635672
$33.66 MSRP: $55.70
You Save: $22.04 (40%)

Add to Cart
More Info
Fits the following Vehicles:
2018-2021 GMC Terrain | 4 DOOR SLE2, 4 DOOR SLT1 | 4 Cyl 1.5L
Less Info

GMC Terrain Ignition Coil Parts Questions & Answers

Ignition Coil Assembly
12638824
Q: How to remove and install an ignition coil in a Chevrolet Equinox and GMC Terrain?
A: Disconnect the cable from the negative battery terminal. Remove the engine cover. For 3.4L V6 models, label and disconnect the spark plug wires from the coil pack. Disconnect the electrical connectors, then remove the mounting fasteners from the coil pack. Remove the coil pack. For all models except 3.4L V6 models, remove the air cleaner outlet duct if it will interfere with the coil(s) you're removing. Disconnect the electrical connector and mounting fastener from the ignition coil. Remove the ignition coil from the spark plug. For all models, apply a little silicone dielectric compound to the inside of each boot before installing it. Installation is the reverse of removal.