Cadillac DeVille Parking Brake Stuck: Causes + How to Fix

There’s nothing worse than finding out your Cadillac DeVille’s parking brake is stuck, especially when you’re ready for the day. The good news is this problem can be easily fixed with some simple steps. In this article, we’ll discuss the causes of a stuck parking brake in the Cadillac DeVille and how to get your … Read more

Cadillac DeVille Heater Only Works While Driving: 5 Common Causes

If your Cadillac DeVille’s heat only works when driving, there are five leading causes you should check.  They are low coolant, air pockets, a bad heater core, an airlocked cooling system, and a malfunctioning thermostat. We’ll start with the easy-to-check common problems and work our way to the harder-to-deal-with rarer issues that could be affecting … Read more

Cadillac DeVille Check Engine Light On: Why and What to Do

The check engine is the most common warning light that appears in the Cadillac DeVille’s instrument cluster.  Well over half of this site’s content is related to solving the various reasons why the check engine light comes on. The good news is that the check engine light indicates that there are Diagnostic Trouble Codes (DTCs) … Read more

Cadillac DeVille Soft Brake Pedal Causes

If your Cadillac DeVille has a soft brake pedal, it is a sign of a serious brake system issue. It’s usually caused by air entering the system in some way through a leak.  This article covers the six most common causes of a soft brake pedal as well as a solid diagnostic order if you … Read more

Cadillac DeVille Alarm Keeps Going Off: Causes + How to Fix

Your Cadillac DeVille’s alarm system is designed to detect potential intruders, keep its contents safe, and keep them from driving your car away. However, it is not uncommon for a car alarm to go off, or keep going off, for no apparent reason– also known as false or “nuisance alarms”.  This article will discuss some … Read more

Cadillac DeVille Key Fob Not Working: 5 Common Causes

If your Cadillac DeVille’s key fob is not working, the most common reason is a dead battery. Followed by water damage or fob failure.  Below, we’ve listed everything you need to do to get your car’s fob working again. A dead battery is the most common reason a Cadillac DeVille’s key fob fails. Table of … Read more

Cadillac DeVille Bad Fuel Mileage: Causes

If you’re filling your car up regularly and still getting crummy mileage, there are a few things that could be to blame. In this post, we’ll explore some of the most common reasons your Cadillac DeVille is getting bad gas mileage. Before diving in, it’s important to note whether or not your DeVille’s check engine … Read more