How to replace the rear trunk latch on Buick Rainier?

You must dismantle the liftgate window garnish and trim panel before substituting the liftgate latch. Unclip both components: the handle rod from the bellcrank and the bellcrank rod from the latch assembly. Unscrew the bellcrank screws attached to the latch/lock before removing the bellcrank piece. Remove the electrical connector from its position on the latch assembly plus disconnect the lock cylinder bellcrank rod from its mounting on the latch assembly. Take out the latch/lock assembly by unscrewing it from its mounting position on the liftgate. Position the latch/lock assembly onto the liftgate then install the screws while tightening them to 89 lb in according to the prescribed torque. Join the electrical and lock cylinder bellcrank rod to the latch/lock hardware unit. Place the bellcrank onto the latch/lock assembly structure then thread screws before tightening them to 0.7 newton meter (6 pound inch). Link the button to the handle setup through the bellcrank mechanism while also attaching the door handle rod to the bellcrank. Finish by putting back the trim panel and door window decoration.

OEM Buick Rainier Trunk Latch

Rear Trunk Latch

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).

4 Trunk Latches found

View related parts
Buick Rainier Door Jamb Switch Part Number: 25664288
$85.37 MSRP: $128.76
You Save: $43.39 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Actuator Kit, Door Lock; Trunk Lock Actuator Motor; Door Lock Actuator; Lock Actuator; Electric and Vacuum Door Locks; End Gate Electrical Actuator Kit.
- Position: Rear
- Replaces: 16627973, 25664020, 16632015, 16636561, 22144363, 3635350
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
View related parts
Buick Rainier Window Latch Part Number: 15840460
$90.15 MSRP: $134.18
You Save: $44.03 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Latch, Lift Gate Window; Trunk Latch; Door Lock; Lock; Latch; Latch, End Gate Lock
- Replaces: 15086837, 15132517
- 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
View related parts
Buick Rainier Lock Assembly Part Number: 15110511
$231.75 MSRP: $352.67
You Save: $120.92 (35%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Lock, End Gate Lock; Door Lock; Lock
- Replaces: 15159269
- 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
View related parts
Buick Rainier Window Lock Part Number: 16635395
Product Specifications
- Other Name: Latch, End Gate Lock; Latch
- Replaces: 16634041, 16635396, 16631756
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 Buick Rainier | CXL, CXL Plus | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS

Buick Rainier Trunk Latch

Want to cut long-term maintenance and repair costs? Choose OEM Trunk Latch. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Buick Rainier parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Buick Rainier Trunk Latch includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

The Trunk Latch is one of the car parts that clearly indicates the quality and efficiency of the Buick Rainier which is a mid-size luxury SUV made during 2004-2007. This trunk latch is intended to firmly clamp the trunk lid to prevent theft or loss of items placed in the trunk and to keep the trunk closed in driving to avoid unintended spillage of items in it. Having adopted the material of stainless steel, this Trunk Latch is very resistant to corrosion and can therefore withstand harsh weather conditions like strong winds hence being very suitable for use by Rainier owners. Here, it fits different Rainier models such as CXL and CXL Plus trims adding to its desirability due to its integration to the vehicle's design. Distancing from the aspect of security, the trunk latch contributes greatly to an optimization of the Buick Rainier's operational efficiency as well as safety. In order to ensure the required level of vehicle's stability and proper functioning the trunk latch should be maintained and, if necessary, replaced on a regular base. Remarkably, Trunk Latch is unique in the automotive market today because of its solid built and trustworthy design to conform to the Buick brand. The Trunk Latch is functional, secure and compatible; thus, it embodies the Buick brand's standard of quality and customer service as an important factor in owning the Rainier.

Buick Rainier Trunk Latch Parts Questions & Experts Answers

Window Latch
15840460
Q: How to replace the rear trunk latch on Buick Rainier?
A:
You must dismantle the liftgate window garnish and trim panel before substituting the liftgate latch. Unclip both components: the handle rod from the bellcrank and the bellcrank rod from the latch assembly. Unscrew the bellcrank screws attached to the latch/lock before removing the bellcrank piece. Remove the electrical connector from its position on the latch assembly plus disconnect the lock cylinder bellcrank rod from its mounting on the latch assembly. Take out the latch/lock assembly by unscrewing it from its mounting position on the liftgate. Position the latch/lock assembly onto the liftgate then install the screws while tightening them to 89 lb in according to the prescribed torque. Join the electrical and lock cylinder bellcrank rod to the latch/lock hardware unit. Place the bellcrank onto the latch/lock assembly structure then thread screws before tightening them to 0.7 newton meter (6 pound inch). Link the button to the handle setup through the bellcrank mechanism while also attaching the door handle rod to the bellcrank. Finish by putting back the trim panel and door window decoration.