Mazda B3000 Vent Oil Separator Replacement at your home or office.

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Vent Oil Separator Replacement Service

How much does a Vent Oil Separator Replacement cost?

On average, the cost for a Mazda B3000 Vent Oil Separator Replacement is $319 with $110 for parts and $209 for labor. Prices may vary depending on your location.

CarServiceEstimateShop/Dealer Price
2004 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$473.96Shop/Dealer Price$551.21 - $733.44
1996 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$429.96Shop/Dealer Price$507.25 - $689.51
2000 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$429.96Shop/Dealer Price$507.24 - $689.51
2008 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$429.96Shop/Dealer Price$507.19 - $689.42
1998 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$429.96Shop/Dealer Price$507.28 - $689.57
1997 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$429.96Shop/Dealer Price$507.24 - $689.51
1995 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$440.96Shop/Dealer Price$517.94 - $699.98
1994 Mazda B3000V6-3.0LService typeVent Oil Separator ReplacementEstimate$440.96Shop/Dealer Price$518.76 - $701.42
Show example Mazda B3000 Vent Oil Separator Replacement prices

What is the Vent Oil Seperator all about?

An internal combustion engine runs on a series of controlled explosions. During this process, gases are created. While most of those gases will eventually make their way from the combustion chamber through the exhaust manifold and out the muffler, some pass the pistons into the crankcase. The latter is called “blow-by”, and it can be very damaging to an engine. It creates additional pressure within the crankcase that damages seals and gaskets. To combat this deleterious effect, a ventilation system is used.

These systems require several different components in order to operate, including the positive crankcase ventilation (PCV) valve and the vent oil separator hose. The vent oil separator hose is responsible for capturing and collecting oil droplets that invariably accompany those spent gases and ensuring they are not released into the combustion chamber. The gases are then re-burned for emissions control. If your vent oil separator is plugged, excess pressure can build up inside the crankcase and blow out a seal, causing an oil leak. Excess oil in the vent oil separator can also enter the combustion chamber, causing a misfire and rough run with blue, oily exhaust.

Keep in mind:

  • The vent oil separator hose is susceptible to clogging, particularly during cold weather.
  • The vent oil separator hose is part of the crankcase ventilation system. If you’re experiencing related problems, have the entire system diagnosed.

How it's done:

  • The faulty vent oil separator is located and identified
  • The intake is removed and the vent oil separator is removed
  • The new vent oil separator is installed and the intake is installed
  • The engine is started and idled, then the new vent oil separator is checked for leaks
  • The vehicle is road tested and checked for proper operation

Our recommendation:

The vent oil separator doesn’t have a set maintenance schedule. If you are having symptoms related to the vent oil separator, have one of our expert mechanics diagnose the crankcase ventilation system on your vehicle and repair it as necessary.

What common symptoms indicate you may need to replace the Vent Oil Seperator?

  • Oil is present in the PCV valve
  • Blue smoke from the exhaust
  • Engine runs rough with a check engine light on

How important is this service?

The crankcase ventilation system is a vital part of your emissions control system and can adversely affect engine operation if it is not maintained properly.

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Excellent Rating

(33)

Rating Summary
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Marco

29 years of experience
236 reviews
Marco
29 years of experience
Mazda B3000 V6-3.0L - Water Pump - Moreno Valley, California
Marcos replaced my water pump on my 2000 Mazda B3000 truck, from the start I knew my truck was in good hands. He answered all my questions, and explained everything in understandable terms. I recommend Marcos to anyone looking for a resourceful and knowledgeable mechanic, with excellent customer service.

Eric

12 years of experience
230 reviews
Eric
12 years of experience
Mazda B3000 V6-3.0L - Alternator Repair - Raleigh, North Carolina
Eric was early to the appointment and did an excellent job!

Allen

36 years of experience
471 reviews
Allen
36 years of experience
Mazda B3000 V6-3.0L - Transmission Fluid Service - Port Orange, Florida
Allen did a great job thanks!!

Paul

10 years of experience
38 reviews
Paul
10 years of experience
Mazda B3000 V6-3.0L - Oil Change - Pflugerville, Texas

Excellent Rating

(33)

Rating Summary
30
3
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0
30
3
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0
Number of Mazda B3000 services completed
363+
services done by our mechanics
TOTAL NUMBER OF EXPERT Mazda MECHANICS
1100+
experts on our platform

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