How to replace the Brake Light Switch on the 4T80-E Automatic Transaxle on 2008 Buick Lucerne?

It is necessary to start the 4t80-e automatic transaxle torque converter clutch/cruise control release switch replacement by first removing the left side closeout/insulator panel. A counter-clockwise rotation of the upper switch enables separation and disconnect of its electrical connector. Installation of the new switch requires the Brake Pedal to be in either full up position or rest position. The installation of upper switch begins with electrical connector attachment before placing the upper switch inside the upper retainer for clockwise rotation until complete insertion. After adjustment complete the left closeout/insulator panel installation steps.

OEM 2008 Buick Lucerne Brake Light Switch

Brake Lamp Switch

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2008 Buick Lucerne Position Sensor
Part Number: 20995840
$15.76 MSRP: $29.60
You Save: $13.84 (47%)
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Product Specifications
- Other Name: Sensor Assembly-Brake Pedal Position; Brake Light Switch; Clutch Switch; Stoplamp Switch; Safety Starting Switch; Hydraulic Clutch Switch; Engine Clutch Sensor; Brake Sensor.
- Replaces: 13348501, 92190131, 15223506, 25889337, 92220355
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.8 x 3.5 x 1.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 20995840
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 Buick Lucerne Submodels:
- CX, CXL, CXL Special Edition, CXS, Super | 6 Cyl 3.8 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS, 8 Cyl 4.6 L GAS

2008 Buick Lucerne Brake Light Switch

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2008 Buick Lucerne Brake Light Switch Parts Questions & Experts Answers

Q: How to replace the Brake Light Switch on the 4T80-E Automatic Transaxle on 2008 Buick Lucerne?
A: It is necessary to start the 4t80-e automatic transaxle torque converter clutch/cruise control release switch replacement by first removing the left side closeout/insulator panel. A counter-clockwise rotation of the upper switch enables separation and disconnect of its electrical connector. Installation of the new switch requires the Brake Pedal to be in either full up position or rest position. The installation of upper switch begins with electrical connector attachment before placing the upper switch inside the upper retainer for clockwise rotation until complete insertion. After adjustment complete the left closeout/insulator panel installation steps.