Question about 2002 Buick Rendezvous

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O2 sensors on 2002 buick rendezvous

Where are the O2 sensors on the 2002 buick rendezvous engine and exhaust system?

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    cost of labor to replace

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    how do you get to the bolts on top of struts

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    how to remove and replace front springs on 2002 buick rendezvous

  • Anonymous Mar 24, 2014

    I need directions on how to replace the tps

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Hi im wes the o2 sensor is always in the exaust newer buicks have one before the converter (sometimes in the exaust manifold) one after the converter if it has duall exaust it could have four
left bank sensor one is before the converter on drivers side bank two sensor 2 would be passanger side after the converter does this help?

Posted on Mar 12, 2009

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2 Answers

Where is the oxygen sensor on a 2006 Buick rendezvous 3.5 engine


There are four O2 sensors on your vehicle. Two for each bank of the engine. There will be one between the exhaust manifold and the catalytic converter and one near the end or just after the catalytic converter for each bank. If you are receiving a DTC indicating a sensor is bad, you need to see which sensor the code indicates. It will say something like bank 2 sensor 1.

Jan 25, 2016 | 2006 Buick Rendezvous

1 Answer

I need to know the code dtc44 for a 1990 Buick Century


GM OBD Trouble Code 44

Auto Systems and Repair

Oxygen Sensor Error (Lean Condition Indicated) The ECM receives a signal from the O2 sensor based on the amount of oxygen in the exhaust. If there is excess oxygen in the exhaust, it is in lean condition and the O2 sensor voltage will be low. The ECM uses this information to adjust the amount of fuel delivered to each cylinder.
Fault Code Description
  • 44 - Oxygen sensor error (lean condition indicated)
  • On V-type engines with two O2 sensors, code 44 would indicate the left bank sensor is lean
Symptoms
  • Lack of power
Common Problems
  • Faulty O2 sensor
  • Engine vacuum leak

Dec 01, 2014 | Buick Cars & Trucks

2 Answers

How many o2 sensors on a 2003 buick rendezvous?


If your vehicle has single exhaust, there are two oxygen sensors.

If your vehicle has dual exhaust, there are four oxygen sensors.

Aug 01, 2014 | 2003 Buick Rendezvous

1 Answer

Wher is the camshaft position sensor on a 2002 buick rendezvous


Locate the powersteering pump on the top of the passenger side of the engine. If you look in between the pump and the intake manifold you will see the cam sensor. The connector for the sensor is on the front of the engine right above the valve cover on the passenger side. It is has three wires.

Feb 04, 2013 | 2002 Buick Rendezvous

1 Answer

How to change the02 sensors on a 2003 buick rendevzous


The O2 sensor on your Buick is located on the rear (under windshield cowl side of your exhaust manifold...You might be able to spray injector cleaner on it after removal...use PB Blaster to lubricate before removing the nut...also have you tried running some gas tank fuel injector cleaner in your gas tank recently? Sometimes this will help the sensor to work properly. To clear your "check engine light" you need to disconnect the positive side of your battery cable for about 15 minutes, then reconnect...the light should stay off if all is OK...Hope this helps.

Apr 05, 2012 | 2003 Buick Rendezvous

1 Answer

Where is o2 sensor on 2002 buick rendezvous


as you face the car, on the right (driver side) in front of the engine is an air pump, a vertical canister device on a large metal bracket. the sensor is at the bottom of this assembly. you can trace the wires on the right side of the canister/pump.
hope help.

Jul 09, 2011 | Buick Rendezvous Cars & Trucks

1 Answer

How do I change the o2 sensor A in a 2006 Buick Rendezvous 3.5


Sensor A is going to be one on the exhaust pipe close to the engine. Sensor B is behind (or in) the catalytic converter. Now we need to know if it is on bank 1 or bank 2... you can get them off with s 13/16 socket or wrench.

Dec 22, 2010 | 2006 Buick Rendezvous

2 Answers

Where is the O2 sensor on a 2002 pontiac grand am 4 cyclor


There are 2 o2 sensors on the 4 cylinder.Sensor one is in the front of the engine on the exhaust manifold and sensor 2 is in the exhaust system behind the catalytic converter.Hope this helps.Good luck.

Dec 04, 2010 | 2002 Pontiac Grand Am

2 Answers

What is a 02 sensor and how much do they cost


Automotive oxygen sensors, colloquially known as O2 sensors, make modern electronic fuel injection and emission control possible. They help determine, in real time, if the air fuel ratio of a combustion engine is rich or lean. Since oxygen sensors are located in the exhaust stream, they do not directly measure the air or the fuel entering the engine.

Price: $28.14

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http://www.partstrain.com/ShopByDepartment/Oxygen_Sensor/BUICK/RENDEZVOUS

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Nov 21, 2009 | 2002 Buick Rendezvous

2 Answers

I have 2002 avalanche and my engine light came on


There are a number of things that could be causing this p0420 catalyst efficiency code. The most common thing is the catalytic converter itself is no longer functioning properly. The other likely thing is the rear O2 (oxygen) sensor is no longer working properly. Other things could include exhaust leaks, damaged exhaust pipes, damaged O2 sensor wiring/connectors, plugged catalytic converter, etc.

The easiest thing to do first is a visual check of things. Visually inspect the exhaust system for leaks, check the catalytic converter for dents, holes, severe discoloration, and check for a rattle inside. If any of those symptoms are there, the converter likely needs replacement. Then, visually inspect the downstream O2 sensor (behind the converter). Check for broken wires, obvious faults, etc. If all that checks out, you'll want to check the operation of the O2 sensor. To do that, you'll need access to a scan tool or oscilloscope. Check that the waveform is pretty steady. If the reading fluctuates then the sensor is likely bad and will need to be replaced.

Good luck and hope this helps.

Nov 19, 2009 | 2002 Buick Rendezvous

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