What does the service of the engine control module (ECM) typically involve on Buick Rainier?

Service of the powertrain control module (PCM) consists of two main approaches that include pcm replacement or eeprom electrically erasable programmable read-only memory programming. The inspection of the pcm should be performed to validate that the appropriate part will be used for replacement. Turning off the ignition will prevent internal damage before one removes the faulty pcm by loosening its harness connector bolts followed by disconnecting the pcm harness connectors. Begin by removing pcm retaining bolts while also taking out all pcm nuts . Then slide the pcm toward the Intake Manifold until you pass the mounting studs before pulling it out from the vehicle. Mounting studs from the Intake Manifold need to be removed when performing replacements. Installation requires the mounting studs to be put back if they were removed and they should be tightened to 6 n.m (53 lb in). Fasten the pcm into position on the mounting studs and apply retaining bolts and nuts before tightening both components to 8 n.m (71 lb in). Secure all pcm harness connector one to the pcm body unit by tightening each harness connector retaining bolt to 8 n.m (71 lb in). A new pcm needs sps programming as the first step after its installation.

OEM Buick Rainier Engine Control Module

Engine Control Computer

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

7 Engine Control Modules found

View related parts
Buick Rainier PCM
Part Number: 12678511
$191.75 MSRP: $538.40
You Save: $346.65 (65%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Module Assembly-Engine Control (W/2ND Mpu); Engine Control Module; ECM; Module, Emission Control System
- Replaces: 12636660, 12607096
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 Buick Rainier | CXL | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick Rainier PCM
Part Number: 19299227
$246.22 MSRP: $441.84
You Save: $195.62 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Module Assembly, Engine Control (Remanufacture); Engine Control Module; ECM; Module, Emission Control System
- Replaces: 89017739, 12586243
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick Rainier PCM
Part Number: 19210071
Product Specifications
- Other Name: Module Assembly, Powertrain Control; Engine Control Module; ECM; Module, Emission Control System
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick Rainier PCM
Part Number: 19210067
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 Buick Rainier | CXL | 6 Cyl 4.2 L GAS
View related parts
Buick Rainier PCM
Part Number: 19209820
Product Specifications
- Other Name: Module Assembly, Powertrain Control (Refurbished); ECM; Module, Emission Control System
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Buick Rainier | CXL | 6 Cyl 4.2 L GAS
View related parts
Buick Rainier PCM
Part Number: 12596679
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 Buick Rainier | CXL | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick Rainier PCM
Part Number: 19210065
Product Specifications
- Other Name: Module Assembly, Powertrain Control; Engine Control Module; ECM; Module, Emission Control System
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2007 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS

Buick Rainier Engine Control Module

Our website offers an extensive catalog of genuine Buick Rainier Engine Control Module at unbeatable prices. Every OEM Buick Rainier Engine Control Module comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

Buick Rainier Engine Control Module Parts Questions & Experts Answers

PCM
19299227
Q: What does the service of the engine control module (ECM) typically involve on Buick Rainier?
A: Service of the powertrain control module (PCM) consists of two main approaches that include pcm replacement or eeprom electrically erasable programmable read-only memory programming. The inspection of the pcm should be performed to validate that the appropriate part will be used for replacement. Turning off the ignition will prevent internal damage before one removes the faulty pcm by loosening its harness connector bolts followed by disconnecting the pcm harness connectors. Begin by removing pcm retaining bolts while also taking out all pcm nuts . Then slide the pcm toward the Intake Manifold until you pass the mounting studs before pulling it out from the vehicle. Mounting studs from the Intake Manifold need to be removed when performing replacements. Installation requires the mounting studs to be put back if they were removed and they should be tightened to 6 n.m (53 lb in). Fasten the pcm into position on the mounting studs and apply retaining bolts and nuts before tightening both components to 8 n.m (71 lb in). Secure all pcm harness connector one to the pcm body unit by tightening each harness connector retaining bolt to 8 n.m (71 lb in). A new pcm needs sps programming as the first step after its installation.