How to replace the ignition coil on Buick Terraza?

To replace the Ignition Coil, you should remove the Intake Manifold cover and unplug the Brake Booster Vacuum Hose from the Intake Manifold. Then, unpocket the manifold absolute pressure (MAP) sensor electrical connector and the Ignition Coil electrical connector. Next, remove the left and right Spark Plug Wires off of the Ignition Coil. Break the upper left coil mount bracket bolt and lift the vehicle. Disconnect the wire retainers on the Ignition Coil bracket, and then remove the rest of the bolt and the two nuts on the coil bracket and lower the vehicle in order to remove the Ignition Coil bracket assembly. For installation process, begin by installing the Ignition Coil, raise the vehicle once more. Mount the upper right coil mount bolt, consult the fastener notice, and then mount coil mount nuts and tighten to 25 n.m (15 lb ft). Connect the wire retainers to the coil bracket and lower the vehicle, then install the upper left coil mount bolt and tighten it to 25 n.m(15 lb.ft). Connect the right and left side Spark Plug Wires to the Ignition Coil then the Ignition Coil electrical connection and making the map sensor electrical connection. Finally, reconnect the Brake Booster Vacuum Hose back to the Intake Manifold and also the Intake Manifold cover.

OEM Buick Terraza Ignition Coil

Ignition Coil Resistor

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2 Ignition Coils found

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Buick Terraza Ignition Coil Part Number: 12579177
$167.90 MSRP: $301.16
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Product Specifications
- Other Name: Coil Assembly-Ignition; Direct Ignition Coil
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Buick Terraza | CX, CXL | 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
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Buick Terraza Ignition Coil Part Number: 19432144
$91.70 MSRP: $185.76
You Save: $94.06 (51%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Coil Assembly, Ignition; Ignition Module; Coil, Ignition Coil
- Replaces: 12587153, 12595088, 12568185
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Buick Terraza | CX, CXL | 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS

Buick Terraza Ignition Coil

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The Terraza Ignition Coil is one of those little parts that serves a big function in the overall function and utility of the Buick Terraza. This ignition coil takes a small amount of DC power from the battery and steps it up to the high AC voltage required to ignite the air/ fuel mixture in the engine cylinders to start the engine and sustain proper running. This Ignition Coil is unique because it is very sturdy and can fit practically any model of the Buick Terraza, which in turn would make it easier for Terraza owners to improve on their car's efficiency and safety. The structure of the ignition coil with two parts of the coils: the primary winding and secondary winding with an iron core plays the role for its efficiency with producing the electric spark for spark plugs. It has been observed that in case of faulty Ignition Coil of Buick Terraza there is rough idle, poor performance and economicalness is also impacted. The Buick Terraza can be considered as the car that has a rather unique position in the available automotive market offer since combining elegance and spaciousness of the interior and concentrated safety with such devices as side airbags and antilock brakes. Ignition coil plays a critical role in the driving characteristic, which makes it an important part of the Terraza's performance. In conclusion, Buick Terraza Ignition Coil work as part of the engine system in the enhancement of the efficiency and security of the Buick Terraza hence keeping it as among the most preferable luxury minivan.

Buick Terraza Ignition Coil Parts Questions & Experts Answers

Ignition Coil
19432144
Q: How to replace the ignition coil on Buick Terraza?
A:
To replace the Ignition Coil, you should remove the Intake Manifold cover and unplug the Brake Booster Vacuum Hose from the Intake Manifold. Then, unpocket the manifold absolute pressure (MAP) sensor electrical connector and the Ignition Coil electrical connector. Next, remove the left and right Spark Plug Wires off of the Ignition Coil. Break the upper left coil mount bracket bolt and lift the vehicle. Disconnect the wire retainers on the Ignition Coil bracket, and then remove the rest of the bolt and the two nuts on the coil bracket and lower the vehicle in order to remove the Ignition Coil bracket assembly. For installation process, begin by installing the Ignition Coil, raise the vehicle once more. Mount the upper right coil mount bolt, consult the fastener notice, and then mount coil mount nuts and tighten to 25 n.m (15 lb ft). Connect the wire retainers to the coil bracket and lower the vehicle, then install the upper left coil mount bolt and tighten it to 25 n.m(15 lb.ft). Connect the right and left side Spark Plug Wires to the Ignition Coil then the Ignition Coil electrical connection and making the map sensor electrical connection. Finally, reconnect the Brake Booster Vacuum Hose back to the Intake Manifold and also the Intake Manifold cover.