Buick Lucerne Horn Not Working: 5 Most Common Causes

A functioning horn is one of a vehicle’s most critical safety features. If your Buick Lucerne’s horn isn’t working, there are a few potential causes. We’ll cover each of them, starting with the easiest and most likely issues and working from there. A test light can make diagnosing a horn that isn’t working much easier. … Read more

Buick Lucerne P0100: Meaning, Causes, How to Fix

P0100 is a generic OBD2 trouble code that indicates an issue with your Buick Lucerne’s Mass Air Flow (MAF) Sensor.   This code is usually caused by a MAF sensor that is faulty, dirty or a wiring issue related to it. It may be tempting to replace your Lucerne’s MAF sensor without checking the electrical system … Read more

Buick Lucerne Sloshing Sound (How to Find and Fix)

A mysterious noise you don’t know the source of is one of the most stressful things that can happen during vehicle ownership. If your Buick Lucerne is making a sloshing sound while driving it, this is the guide for you. If your Lucerne makes a sound like sloshing water while driving, this is undoubtedly a … Read more

Buick Lucerne AC Smells Bad: Smell ID + How to Fix

Does your Buick Lucerne’s air conditioning smell bad? This article will provide you with some quick and comprehensive list of causes to help eliminate your car’s foul odor.   This guide is broken down into three sections:  AC Smell Reference Table Smell Type Potential Causes Sweet Leaking Engine Coolant, Leaking Refrigerant Mold, Mildew, Fungus Clogged Drain … Read more

Buick Lucerne P0020: Meaning, Causes, Diagnosis

P0020 is a rarely seen OBD II trouble code that can affect the Buick Lucerne. It’s a variable valve timing (VVT) related code, indicating a wiring issue with the bank 2 camshaft actuator “A.” P0020 is often by low or sludgy oil. Check your Lucerne’s oil as soon as possible. P0020 is a generic code, … Read more

Buick Lucerne P0001: Causes + How to Fix

P0001 is a rarely seen OBD II error code. It indicates an issue with your Buick Lucerne’s Fuel Volume Regulator (FVR) Control System. P0001 is usually caused by a wiring problem or issue with the fuel volume regulator. The most difficult issue with diagnosing the fuel system is getting to the parts.   P0001 is a … Read more

Buick Lucerne P0200: Causes + How to Fix

P0200 is a common OBD II error code that can occur in the Buick Lucerne. It indicates an issue with your car’s fuel injection system. Specifically, the fuel injector circuit is out of range (in terms of voltage). Buick Lucerne P0200: Quick Info Definition P0200: Injector Circuit Malfunction Frequent Symptoms Check engine light, engine misfire, … Read more

Buick Lucerne P0000: Meaning, Causes, How to Fix

P0000 is a rare OBD2 fault code that can affect the Buick Lucerne. While there are over 10,000 DTC “P” codes, this is the only one reserved for “no fault detected” in your car’s ECU (engine control unit) memory. It tells the scanner accessing the ECU that no codes are stored. The most common reason … Read more