BMW 330xi Engine oil is black and gritty Inspection at your home or office.

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Engine oil is black and gritty Inspection Service

How much does a Engine oil is black and gritty Inspection cost?

On average, the cost for a BMW 330xi Engine oil is black and gritty Inspection is $95 with $0 for parts and $95 for labor. Prices may vary depending on your location.

CarServiceEstimateShop/Dealer Price
2005 BMW 330xiL6-3.0LService typeEngine oil is black and gritty InspectionEstimate$114.99Shop/Dealer Price$132.49 - $145.62
2002 BMW 330xiL6-3.0LService typeEngine oil is black and gritty InspectionEstimate$94.99Shop/Dealer Price$112.52 - $125.67
2003 BMW 330xiL6-3.0LService typeEngine oil is black and gritty InspectionEstimate$94.99Shop/Dealer Price$112.52 - $125.67
2001 BMW 330xiL6-3.0LService typeEngine oil is black and gritty InspectionEstimate$94.99Shop/Dealer Price$112.48 - $125.60
2006 BMW 330xiL6-3.0LService typeEngine oil is black and gritty InspectionEstimate$94.99Shop/Dealer Price$112.55 - $125.72
2004 BMW 330xiL6-3.0LService typeEngine oil is black and gritty InspectionEstimate$94.99Shop/Dealer Price$112.52 - $125.67
Show example BMW 330xi Engine oil is black and gritty Inspection prices

Car engines need oil to operate smoothly and efficiently. Engine oil helps lubricate the dozens of moving and interacting parts, helps prevent rust and corrosion as well as aiding in removing the heat that an engine generates. Modern oil also helps keep an engine clean by removing sludge and build-up. An engine without oil simply will not function.

Brand new engine oil is a lovely amber color but over time it will turn black and in some cases will get gritty. Fortunately, this is usually not a problem, it is simply a result of the oil doing the job it was designed to do.

How this system works:

The primary function of engine oil is to lubricate the various moving parts of an engine. The constant contact between these moving parts generates both heat and wear and tear. Engine oil keeps friction to a minimum and dissipates the heat.

Engine oil is stored in the oil pan. The pan holds between 4 and 6 quarts of oil. When an engine is started, an oil pump sucks the oil from the pan through the pickup tube. The oil then travels to the oil filter, which removes any dirt and debris that has accumulated in it and then sends the oil into the engine via spurt holes. The oil moves through the engine and eventually makes it way back to the oil pan where the process starts again.

Common reasons for this to happen:

  • Normal Wear and Tear: Regardless of how often oil is changed, eventually it becomes black and slightly gritty. This simply means it is doing its job. Modern detergent engine oils which have detergent additives are designed to disperse the tiny particles or engine sludge and hold them in suspension in the oil so they do not build up on engine parts.

This will make the oil darker in color, and slightly gritty but it’s better for the build up to be trapped in the oil then building up on the vehicles engine parts. Oil can only hold so much sludge and eventually it will need to be replaced.

  • Dirty Oil Filter: An oil filter’s primary function is to filter out contaminants in the oil that it picks up while cycling through the engine. Over time an oil filter will become full and will need to be replaced. If it is unable to filter the oil the contaminants will remain in the oil and possibly damage the engine.

  • Overdue for an Oil Change: Oil needs to be changed on a regular basis. While oil turning black and getting slightly gritty is normal, extremely black oil that develops globs on the dipstick needs to be changed immediately. The interval between oil changes will vary depending on the type of oil being used but it is a good idea to follow the manufacturers recommendations.

While 3,000 miles used to be the recommendation, most modern oils, especially synthetics can go between 7,000-10,000 before an oil change is needed.

  • Oil Light Comes On: In most vehicles, if the Oil Warning light comes on, it is reason for immediate concern. In most cases this will indicate a low oil pressure situation, which could be the result of a failing oil pump or a leak. This can do severe damage to the engine. The vehicle should be inspected and repaired immediately.

  • Oil Level is Dropping: If the vehicle is consistently low on oil or the level is dropping sharply over a short period of time, there is probably an oil leak somewhere in the system. An oil leak can lead to a dangerously low amount of oil in the car and should be repaired immediately.

What to expect:

A top-rated mobile mechanic will come to your home or office to determine the source and cause of the Oil is Black and Gritty issue, ​and will then provide a detailed inspection report that includes the scope and cost of the necessary repairs.

How it's done:

The mechanic look for normal wear and tear of the engine oil, along with the oil filter, oil level and other indications that will help determine if any problem exists or if additional procedures are required in order to provide you with an accurate diagnosis.

How important is this service?

In most cases black and gritty engine oil is normal. Engine oil should be changed on a regular basis according to the manufacturers recommendations. Going too long between oil changes can affect the performance of the engine and lead to expensive repairs.

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Meet some of our expert BMW mechanics

Real customer reviews from BMW owners like you.

Excellent Rating

(45)

Rating Summary
41
2
2
0
0
41
2
2
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Ernest

20 years of experience
9 reviews
Ernest
20 years of experience
BMW 330xi L6-3.0L - Axle / CV Shaft Assembly Replacement (Passenger Side Front) - Plano, Texas
Excellent. He was on time, very knowledgeable and fixed it right the first time. Where have you guys been!!!! So glad to have found your service!

Irvin

22 years of experience
46 reviews
Irvin
22 years of experience
BMW 330xi L6-3.0L - Engine is misfiring - Roswell, Georgia
Doug was prompt, very knowledgable, and diagnosed my problem with ease after a bit of troubleshooting. I had a misfire on my sixth cylinder and he was able to diagnose that. Unfortunately for me he wasn't able to correct it at this time, but when I schedule my next appointment he will be requested to work on my BMW

Alonzo

27 years of experience
41 reviews
Alonzo
27 years of experience
BMW 330xi L6-3.0L - Door Mirror Replacement (Driver Side) - Chicago, Illinois
Great job!! I plan to request him for future services.

Collins

12 years of experience
513 reviews
Collins
12 years of experience
BMW 330xi L6-3.0L - 75 Point Safety Inspection - Atlanta, Georgia
It was a good appointment. Collins came over and inspected my car but unfortunately was not able to install the driver's side axle. After his inspection, he told me that I needed a hub bearing assembly on that side and that my axel was in pretty good shape. He did not have the equipment pull the hub bearing for installation but he was very knowledgeable s we discussed that process. His inspection also revealed that my car was in need of a passenger's side CV axle assembly. I was only charged for his inspection fee and we agreed that I would call at a later time for the actual work to be done. This will have to take place after I have wheel bearing hub assemblies installed. I was informed that the company would credit my account for any unused fees that I paid.

Excellent Rating

(45)

Rating Summary
41
2
2
0
0
41
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2
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0
Number of BMW 330xi services completed
495+
services done by our mechanics
TOTAL NUMBER OF EXPERT BMW MECHANICS
1100+
experts on our platform

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