Guides

5 min read

How Often Should You Change Your Oil?

Follow the interval printed in your owner's manual or shown by your oil-life monitor. AAA says many modern engines on synthetic oil run 5,000 to 7,500 miles between changes, and that the oil should be changed at lea

5 min read

Synthetic vs Conventional Oil: Which Does Your Car Need?

Use the type your owner's manual specifies. Most engines built in the last decade call for full synthetic or a synthetic blend in a thin grade like 0W-20, while many older engines run fine on conventional oil at a s

5 min read

Nevada Smog Check Guide: Who Needs One and When

A smog check is required every year at registration renewal for gasoline vehicles of model year 1968 and newer, and diesels up to 14,000 pounds GVWR, registered in the urban parts of Washoe and Clark counties. New vehicl

5 min read

Failed a Smog Check? Here Is What to Do Next

A failed Nevada smog check means the vehicle must be repaired and retested before the DMV will renew the registration. If it still fails after qualifying repairs, the DMV can issue a one-time waiver, but only when the re

5 min read

Check Engine Light and Your Nevada Smog Check

A lit check engine light is an automatic fail on the Nevada smog check for 1996 and newer vehicles. Clearing the code before the test does not help, because the on-board diagnostics then report not ready and the result c

5 min read

Winter Car Prep for Reno and the Sierra Front

Test the battery, confirm the coolant protects well below zero, fit fresh wiper blades and winter washer fluid, check every bulb and set tire pressure to the door-jamb number. Reno averages 122 freezing nights a year and

5 min read

Summer Heat Car Care in Northern Nevada

Heat is harder on a car than cold: it thins oil, boils weak coolant, dries out belts and hoses, and shortens battery life. Before June, check the coolant, oil level, belts, tire pressure and A/C performance, because the

5 min read

High-Altitude Driving and Car Maintenance

Thin air at 4,500 feet means less oxygen per intake stroke, so a naturally aspirated engine makes less power and works harder for the same speed, especially on the grades to Tahoe. The maintenance answer is the severe-se

5 min read

Towing and Oil Changes: Why Trailers Shorten the Interval

Towing puts an engine and transmission under sustained load, which raises oil temperature and shortens oil life, so every manufacturer lists towing under severe service with a shorter oil interval. If you tow regularly,

5 min read

Dusty Roads and Air Filters in the High Desert

Northern Nevada's dry, dusty air clogs engine and cabin air filters sooner than the mileage in the manual assumes, which is why the manuals list dusty roads as a severe condition. Have both filters inspected at ever

5 min read

Transmission Fluid Color Guide: What Red, Brown and Black Mean

New automatic transmission fluid is red or pink and translucent; reddish-amber to medium brown is normal aging, and dark brown or black with a burnt smell means the fluid has broken down and needs changing. Milky or pink

5 min read

Coolant Types Explained: IAT, OAT and HOAT

There are three families of engine coolant: the older green IAT, the long-life OAT that GM and others use, and the hybrid HOAT common in Ford and Chrysler vehicles. They are not interchangeable, color is not a reliable w

5 min read

A/C Recharge: What to Know Before You Ask for One

An A/C system is sealed, so if it needs refrigerant, the refrigerant went somewhere. A proper recharge measures the charge, finds the leak, and refills to the exact weight the maker specifies, rather than adding a can un

5 min read

Wiper Blades: When to Replace Them

Replace wiper blades when they streak, chatter, skip or leave a haze, and check them about every six months as the Car Care Council recommends. In Northern Nevada the summer sun usually finishes a set before the winter s

5 min read

Headlight Bulbs Explained: Halogen, HID and LED

Halogen bulbs are the common replaceable type and dim with age, HID bulbs are brighter and last longer but need a ballast, and LED headlights are usually sealed units that last the life of the car. Replace halogens in pa

5 min read

Car Batteries and Cold Weather

Cold slows the chemical reaction inside a battery at the same moment thick oil makes the engine harder to crank, so a battery that was marginal in October fails on the first hard freeze. Test it every fall, and plan on r

5 min read

Oil Change Light Reset: What the Light Means and Why It Matters

The oil change or maintenance light is a countdown, not a sensor: the car's computer estimates how much oil life is left from miles, temperatures, loads and cold starts. It must be reset after every oil change so th

5 min read

The Multi-Point Maintenance Check, Explained

A multi-point maintenance check is a visual and fluid-level inspection done while the car is on the lift for an oil change: filters, fluids, battery, wipers, lights, tire pressure and a look under the hood and chassis. I

5 min read

A Fleet Maintenance Plan for Small Northern Nevada Fleets

A fleet maintenance plan is a written schedule per vehicle, built from the manufacturer's severe-service intervals, with one record per service and a trigger for the next one. For most local service fleets that mean

5 min read

New Car First Oil Change: When and Why

Change the oil on a new car at the first interval printed in the owner's manual or when the oil-life monitor calls for it, which for most current models is 5,000 to 10,000 miles or six months to a year. There is no

5 min read

Miles vs Months: Which Oil Change Rule Applies to You

Oil change intervals are written as miles or months, whichever comes first, because oil degrades with time and moisture as well as with use. A car that drives few miles still needs its oil changed at the time limit in th

5 min read

The Oil Filter Explained: What It Does and When It Changes

The oil filter traps the metal, soot and dirt that circulating oil picks up, and it is replaced at every oil change because a used filter holds the contaminants the fresh oil would otherwise inherit. Spin-on and cartridg

5 min read

Reading Your Oil Cap: What 0W-20, 5W-30 and the API Marks Mean

The grade on your oil cap, such as 0W-20 or 5W-30, is the SAE viscosity your engine was designed for: the number before the W is the cold-cranking grade and the number after it is the viscosity at operating temperature.

5 min read

Nevada Registration Renewal, Step by Step

Renew a Nevada registration by getting the smog check first if your vehicle is registered in the Washoe or Clark testing area, then renewing online, at a DMV kiosk, at an enrolled emission station or in person, starting

5 min read

Moving to Nevada: The Car Checklist

A new Nevada resident has 30 days to get a Nevada driver license and register each vehicle, which means a VIN inspection, a Nevada insurance policy, the out-of-state title or registration, an odometer reading, and a smog

5 min read

Is the 3,000-Mile Oil Change Still a Rule?

No. The 3,000-mile habit dates from older engines and older oils, and AAA reports that many modern engines on synthetic run 5,000 to 7,500 miles between changes, with the owner's manual setting the exact figure.

5 min read

What 0W-20, 5W-30 and the Other Oil Weights Mean

The first number with the W describes how easily the oil flows when the engine is cold, and the second number describes its thickness at normal running temperature. Your manufacturer chooses the pair that fits the engine

5 min read

Can You Switch an Older Car to Synthetic Oil?

Yes, in almost every case. If the synthetic carries the grade and specification your manual lists, it can go into an older engine at any oil change, and the old warning that synthetic causes leaks is not supported by the

5 min read

The Oil Change After a Car Sits for Months

Change the oil when a car comes out of a long storage if it has been close to a year since the last change, or if it went into storage on old oil. AAA advises changing oil at least once a year even with low miles, becaus

5 min read

How to Check Your Own Oil Between Visits

Park on level ground, wait a few minutes after shutting the engine off, pull the dipstick, wipe it, push it fully back in and pull it again. The oil should sit between the two marks; if it is at or below the low mark, ad

5 min read

Leaking Oil or Burning Oil: How to Tell

An engine that leaks oil leaves spots under the car or wet residue on the engine, while an engine that burns oil loses it with no drips and often shows blue-gray exhaust smoke. A few simple checks at home narrow it down

5 min read

Readiness Monitors: Why a Smog Check Can Be Not Ready

A not ready result means the car's computer has not finished its own emissions self-tests, called readiness monitors, so the station cannot complete the inspection. The Nevada DMV says 1996 and newer vehicles may ne

5 min read

Smog Checks for a Car You Just Brought to Nevada

If you will register the car at an address inside the Washoe County testing area, which covers Reno and Sparks, plan on a Nevada smog check plus a VIN inspection before your DMV visit. If you live in Carson City, Douglas

5 min read

Passing a Smog Check After a Check Engine Light Repair

After a check engine repair, drive the car for several days under normal, varied conditions before the smog check so the computer can rerun its self-tests. Clearing the codes resets the readiness monitors, and the Nevada

5 min read

Diesel Smog Checks in Nevada: Who Is Tested

In the Washoe and Clark County testing areas, diesel vehicles with a gross vehicle weight rating up to 14,000 pounds need an emissions test every year at renewal, and diesels rated 14,001 pounds or more are exempt. Diese

4 min read

Classic Plates and the Nevada Smog Exemption

A vehicle on Classic Vehicle, Classic Rod or Old Timer plates that is driven 5,000 miles a year or less is exempt from Nevada emissions testing, as long as the owner carries classic vehicle insurance and files the DMV&#x

5 min read

Hybrids and the Nevada Smog Check

In the Washoe and Clark testing areas, the Nevada DMV exempts hybrids for their first five model years and requires a test starting in the sixth model year. Fully electric vehicles have no tailpipe and are exempt.

4 min read

How Often Transmission Fluid Should Be Serviced

Follow the interval in your maintenance schedule, which for many automatics falls somewhere between 30,000 and 60,000 miles under severe use and longer under normal use. Even fluids sold as lifetime often carry a severe-

4 min read

CVT Fluid: Why It Is Different

A continuously variable transmission uses a belt or chain running between two pulleys, and its fluid has to provide precise friction between steel parts rather than just lubricate gears. That is why CVTs need the exact f

4 min read

Differential and Transfer Case Fluid on AWD and 4WD

All-wheel and four-wheel drive vehicles have extra gearboxes, the front and rear differentials and usually a transfer case or power transfer unit, and each one holds its own gear oil or fluid. Manufacturers set the chang

4 min read

How Often a Coolant Flush Is Really Due

It depends on the coolant your engine was filled with. Many modern long-life coolants run five years or 100,000 miles or more before the first change, while older conventional green coolant was typically replaced every t

4 min read

What to Do When the Temperature Gauge Climbs

Turn off the A/C, turn the heater to full hot with the fan on high, and if the gauge keeps rising, pull over safely and shut the engine off. Never open the radiator cap or coolant reservoir while the engine is hot, becau

4 min read

Power Steering Fluid, Hydraulic and Electric Systems

Only cars with hydraulic power steering use power steering fluid; many newer cars use electric power steering and have no fluid at all. If yours is hydraulic, use the fluid type the manufacturer names, keep it at the cor

4 min read

Is Fuel Injector Cleaning Worth It?

It can be, on an engine that shows symptoms of deposits such as rough idle, hesitation or falling fuel economy, especially on older or high-mileage engines. On a healthy engine that burns quality gasoline with good deter

4 min read

How Often to Replace the Engine Air Filter in Dusty Country

Many manufacturers list an engine air filter interval somewhere around 15,000 to 30,000 miles under normal conditions, with a shorter interval for dusty driving. In the dry, dusty high desert around Reno, Carson City and

4 min read

Cabin Air Filters in Wildfire Smoke Season

A clean cabin air filter, with the ventilation set to recirculate and the windows closed, is the main way to reduce smoke inside a car. Smoke loads a filter quickly, so check or replace it after a heavy smoke stretch, no

4 min read

R-134a and R-1234yf: Which Refrigerant Your Car Uses

Most cars from the 1990s through the mid-2010s use R-134a, and many newer vehicles use R-1234yf, a refrigerant the EPA lists with a global warming potential of 4 compared with 1,430 for R-134a. The label under your hood

4 min read

Why the A/C Smells Musty and What Fixes It

A musty smell from the vents usually comes from moisture on the A/C evaporator, the cold coil behind the dashboard, where mold and bacteria grow in the damp and dark. A clean cabin filter, a clear evaporator drain and a

4 min read

Winter Wiper Blades and Washer Fluid for Reno

Before the first storm, fit wiper blades that clear cleanly and fill the reservoir with a washer fluid rated for freezing temperatures. Beam or winter blades shed snow and ice better than older frame blades, and summer f

4 min read

Cloudy Headlights: Restore or Replace?

If the haze is on the outside of the lens and the housing is intact, restoration, which sands and polishes the plastic and adds a UV coating, usually brings back clarity for a good stretch. If the haze is inside the lens

4 min read

What a Battery Test Measures

A battery test checks the battery's voltage, which shows its state of charge, and its ability to deliver current under load, usually compared with its cold cranking amps rating. A good tester can tell a battery that

4 min read

How to Jump Start a Car Safely

Connect red to the dead battery's positive, red to the good battery's positive, black to the good battery's negative, and the last black clamp to bare metal on the dead car's engine, away from the bat

5 min read

Tire Pressure, Altitude and Cold Mornings

Tire pressure drops as the air gets colder, by roughly 1 psi for every 10 degrees Fahrenheit according to a long-standing AAA rule of thumb, so a cold morning after a warm afternoon can trigger the low-pressure light. Se

5 min read

A Maintenance Schedule by Mileage, in Plain English

Most maintenance schedules repeat a short list, oil and filter plus inspections, every few thousand miles, then add filters around 15,000 to 30,000 miles and fluids such as transmission, coolant and differential somewher

5 min read

The Severe-Service Schedule and Who Is On It

The severe-service schedule is the shorter set of maintenance intervals manufacturers publish for vehicles driven in hard conditions, such as short trips, extreme heat or cold, dust, towing, mountain driving or long idli

4 min read

Fleet Maintenance Records: What to Keep

Keep a file for each vehicle that identifies it, shows its maintenance schedule, and records every inspection, repair and service with dates. For commercial motor vehicles under federal rules, 49 CFR 396.3 requires those

4 min read

Writing an Oil Change Policy for Company Vehicles

A good company oil change policy names who is responsible, sets the interval from each vehicle's manufacturer schedule, says where and how drivers get service, sets a spending approval rule, and requires the receipt

4 min read

Checking the Fluids on a Used Car Before You Buy

Before you buy a used car, check the engine oil, coolant, transmission fluid where there is a dipstick, brake fluid and power steering fluid for level and condition, and look under the car for leaks. Fluids tell you a lo

4 min read

Car Care Basics for a New Driver

A new driver needs a handful of habits: know what the main dashboard warning lights mean, check the tire pressure and oil once a month, keep washer fluid full, and get the oil changed when the sticker or the dash says. T

4 min read

Road Trip Prep from Reno: Tahoe, the Bay and the Desert

Before a trip out of Reno, check oil and coolant, tire pressure and tread, wipers and washer fluid, the battery and the lights, and match the rest of the prep to the route: traction and chains for the Sierra passes, cool