2016 Buick Encore Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2016 Buick Encore and How to Fix Them

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2016 Buick Encore cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty or malfunctioning sensor can lead to incorrect readings, causing issues with engine performance or other systems relying on accurate data.
  • Control Module: A faulty control module can lead to erratic vehicle behavior or failure of various electronic systems due to improper signal processing.
  • Throttle: A faulty throttle body or a defective accelerator pedal position sensor may be causing inconsistent throttle response.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2016 Buick Encore cruise control isn't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

When the vehicle speed sensor fails or the wiring harness prevents signal transmission, the speedometer is the first thing that will stop functioning properly. This can be an intermittent issue where the speedometer only works occasionally, the speedometer may cease all function, or the speedometer may read erratically or incorrectly. Also, the traction control and anti lock brake warning lights specific to each vehicle may be illuminated, depending on the design of those systems. You may notice the vehicle hesitate to accelerate, cruise control will not function properly, and the vehicle may not shift properly through all of the gears.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the steps to diagnose the non-functioning cruise control in a 2016 Buick Encore?

To effectively diagnose the non-functioning cruise control in your 2016 Buick Encore, start with a systematic approach that prioritizes simpler solutions before delving into more complex diagnostics. Begin by checking the cruise control fuse in the fuse box, as a blown fuse is a common and easily fixable issue that can disrupt the system. Next, inspect the cruise control buttons on the steering wheel to ensure they are operational, as malfunctioning buttons can prevent engagement. Following this, verify the speed sensors, which are crucial for the cruise control to function correctly; faulty sensors can lead to significant malfunctions. Additionally, examine the brake lights and the brake light switch, since a malfunction here can disable the cruise control when the brakes are applied. If these initial checks do not resolve the issue, utilize an OBD-II scanner to identify any error codes that may indicate specific problems within the cruise control system. Should these steps fail to yield results, consulting a qualified mechanic is advisable for a thorough diagnostic and repair process. By following this structured approach, you can efficiently identify and address the underlying issues affecting your vehicle's cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2016 Buick Encore?

When the cruise control in your 2016 Buick Encore ceases to function, there are several common problems you can troubleshoot on your own. Start by checking the brake pedal switch, as a faulty switch can prevent the cruise control from engaging; this switch is designed to disengage the system when the brake is applied. Next, inspect the speed sensor, which is crucial for maintaining a constant speed; if it’s malfunctioning, it can lead to cruise control failure. Additionally, a blown fuse in the cruise control circuit can completely disable the system, so checking the fuses is a simple yet effective step. If these components appear to be in good condition, consider the cruise control module itself, as a defect here can disrupt communication with the vehicle’s systems. Lastly, don’t overlook the possibility of vacuum leaks in the engine, which can also hinder the cruise control's performance. By systematically examining these areas, you can identify the root cause of the issue and determine whether a DIY fix is feasible or if professional assistance is needed.

How urgent is it to address the malfunctioning cruise control in a 2016 Buick Encore?

Addressing a malfunctioning cruise control in a 2016 Buick Encore is of utmost importance due to the safety risks it poses. A faulty system can lead to unexpected acceleration or deceleration, which can create hazardous driving conditions and increase the likelihood of accidents. Moreover, neglecting this issue can result in higher fuel consumption, as the vehicle may not maintain a consistent speed, leading to inefficient driving. Additionally, a malfunctioning cruise control can strain other components of the vehicle, potentially leading to more significant and costly repairs down the line. Therefore, it is crucial for DIY enthusiasts to prioritize fixing this issue promptly to ensure both their safety and the optimal performance of their vehicle.

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