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How To replace the rear wiper blade- with pictures.

201K views 106 replies 45 participants last post by  patrick123  
#1 ·
You will need to find the rear blade- Either dealer or ANCO.
I found this blade at Wal Mart. $4.57. $4.96 with tax.
ANCO 13 inch blade part 31-13

To remove the blade is quite easy- once you know what to push- and where to pull. Once I took it off- I put it back on and took it off several times.
I can now remove the blade assembly in about 10 seconds. Putting it back on another 10 seconds.
If youre drinking a beer(s)- well you know how that goes.

Remember- dont pull too hard on the wiper arm- last thing you want is to break it.
Youll want to place your finger in the approximate location my finger is as shown (Note those 2 bumps- those actually hold the wiper arm to this cover).
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This is the underside of the same area..
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What youre looking for is this small tab-- the one my finger is touching- its the release tab.
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Press in the tab from the back-- at the same time with your other hand- grabbing the rubber blade and a bit of the metal assembly- push towards the passenger side of the vehicle-- the wiper arms pivot point.... this will release the wiper blade from the metal loop shown here.

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Once you feel the blade assembly slide to the right you should then be able to pull the blade assembly away from you (towards the glass).
For 1st timers- you may want to slide it back and repeat the push tab method. You will eventually get to the point where you can pull it towards the glass and youll feel it separate from the arm. I suspect that if youre in snow country-- road salts may build up and make it seem that it hard to pull.
Below is a pic of the wiper arm- you can see how the wiper arm- slides into the hook.

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To put on the new blade- reverse procedure.
push the assembly in- and slide to the left.
Once you get it off- I suggest you practice with the old one- click in- and remove.


new blade installed- and its 1st wipe- with washer fluid.
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the new wiper sticks out just a little on the left side. not much--- but its a very good replacement.


misc comparison pics of the factory blade assembly and the ANCO
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if you decide to change the rubber blade ONLY--- you would have to squeeze these metal tabs
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#4 ·
I'm still switching just the blade part and not even removing it from the housing. I'm using 13 inch blades but I'm trimming that little extra bit off of the blade to stay at the OEM size.

I want them to design a 13 rainX flex blade for the back.

I put the flex blades on my fiancee's Vue we just bought and it was 100% better then the stock ones "which were new even" that would drag across the glass all the time.
 
#7 ·
tried the wiper this morning-- nice clean-clear swipe
It appears the ANCO may do better over time- as the arms that hold the blade are wider-
On mine- after a while- the factory would leave smears towards the center--exactly where the little arms dont apply pressure on the blade.
 
#8 ·
Thanks rbarrios! Just picked up the 13" rear window Anco wiper at Walmarrt today and it literally took less than a minute to swap out and only costs $4.57 plus tax. :cheers:
 
#107 ·
Rear wiper replacement

Quantum did you ever post if this same ANCO blade is available at Walmart in Canada?
Good day, bought an Anco no. 91-12 (AeroAdvantage) from Rockauto (I actually bought 3, since delivery fees were the same). Fits perfectly. 1 minute for the whole operation (out-in). In driver's manual, the GM part number 2086-5139 indicates 30 cm or 11.6 inch. Still, a good thing to know that 13" fits as well. Will try to check at Walmart Canada, in Montreal (Québec) if they sell Anco. They do sell them online on Walmart Canada. Thanks.
 
#15 ·
werds said:
Rbarrios do you get royalty checks from GM? lol
hehe-- no-- but 1 yes.

If you note- on my signature...
I was sent a letter from GM Powertrain. They wanted to know if they could come to my house or workplace--- and download engine data.
I called them back- and said SURE!
They told me that for my trouble-- theyd give me a $100 check.
A technician showed up- hooked up a laptop to the OBD port- and downloaded data. Once done- handed me a $100 check.
 
#18 ·
Very nice writeup as usual, Except for one thing, up here in the north (upstate NY) with all the salt, I was unable to get the blade out even after taking the whole arm off and trying to pull, twist, lubricate, etc..Apparently the metal will pit and swell from the salt. Even had the owner of a glass place that replaces windshields and wipers all the time help me, and it took almost 45 minutes to get apart, and change the blade. Now I pull the arm off before each winter, and lubricate the blade so it will come out. Helps, still tough to get apart, but I think I'm due for a new arm. GM could have make the arm flip all the up like the front ones to get to it easier, but why would they think of doing that....... :banghead:
 
#20 ·
BUMP----

that time of year to replace....

Head to Store/Wal Mart-- before it rains/snows..

you know- if you wait till you cant see out your window... you go buy new ones-- and tons of people beat you to them-- and the whole rack is empty or packages opened or stuff moved around
 
#22 ·
Patverse said:
Very nice writeup as usual, Except for one thing, up here in the north (upstate NY) with all the salt, I was unable to get the blade out even after taking the whole arm off and trying to pull, twist, lubricate, etc..Apparently the metal will pit and swell from the salt. Even had the owner of a glass place that replaces windshields and wipers all the time help me, and it took almost 45 minutes to get apart, and change the blade. Now I pull the arm off before each winter, and lubricate the blade so it will come out. Helps, still tough to get apart, but I think I'm due for a new arm. GM could have make the arm flip all the up like the front ones to get to it easier, but why would they think of doing that....... :banghead:
Actuall GM did think of making the arm flip like the front BUT .... due to the negative air pocket created at the rear window area, while moving, the wiper blade would be sucked off the rear glass, if designed like the front wiper arms. Looks like the GM engineers were thinking, huh?
 
#23 ·
bobg1951chevy said:
Actuall GM did think of making the arm flip like the front BUT .... due to the negative air pocket created at the rear window area, while moving, the wiper blade would be sucked off the rear glass, if designed like the front wiper arms. Looks like the GM engineers were thinking, huh?
I don't agree, IF they were thinking, all they would've needed was a stronger spring to keep it in contact with the rear windshield. A simple task like changing a wiper blade (front or rear) should be just that: Simple, lift up the arm, pull or snap of the blade and change it! One thing that GM engineers do NOT think of ever, is ease of maintenance for the average person on any component. Another example: look what you need to do just to check/replace the air filter. Used to be a simple wingnut, and you had it off. Now after aquiring the proper tools and extensions, and scraping up your knuckles, you can finally get it open. Won't even go into the discussion of trying to change a headlight. I really believe, they purposely design stuff, with the intention that you have to bring it back to dealer to get even simple items serviced, so the dealers can charge their ripoff prices for parts and labor. IMHO, that's what I think at least......
 
#24 ·
Patverse said:
I don't agree, IF they were thinking, all they would've needed was a stronger spring to keep it in contact with the rear windshield. A simple task like changing a wiper blade (front or rear) should be just that: Simple, lift up the arm, pull or snap of the blade and change it! One thing that GM engineers do NOT think of ever, is ease of maintenance for the average person on any component. Another example: look what you need to do just to check/replace the air filter. Used to be a simple wingnut, and you had it off. Now after aquiring the proper tools and extensions, and scraping up your knuckles, you can finally get it open. Won't even go into the discussion of trying to change a headlight. I really believe, they purposely design stuff, with the intention that you have to bring it back to dealer to get even simple items serviced, so the dealers can charge their ripoff prices for parts and labor. IMHO, that's what I think at least......
Certainly, you have the right to your opinions. With your theory, the "stronger" wiper arm spring would create more "drag" on the glass, and on the wiper motor, causing more resistance, causing the need for a stronger motor ..... etc., dominoe effect.

Being retired from Chevrolet, I still have the opportunity to attend Chevrolet meetings, the item concerning the rear wiper was one of many discussed at a meeting in Spring Hill plant, Wednesday, June 3rd, 2009, the day mine was assembled.

Regarding "ripoff" prices for parts and labor, it amuses me how anyone and everyone has the right to earn piles of money ..... except for the guys and gals who have to fix these vehicles for the money Lords. :happy:
 
#25 ·
I'm with Patverse. The spring is holding the wiper to the window now. I don't believe that suction would pull it off it it was made to come off all the way. Even it were, there are other ways to skin the cat, like making a latch you would un-do to let the arm come up farther. It's not rocket science; you just have to want to do it.
 
#26 ·
greentraverse said:
I'm with Patverse. The spring is holding the wiper to the window now. I don't believe that suction would pull it off it it was made to come off all the way. Even it were, there are other ways to skin the cat, like making a latch you would un-do to let the arm come up farther. It's not rocket science; you just have to want to do it.
Green .....back in late 08 and until June of 09, the concern (complaint) BY some customers, regarding the rear arm movement, was brought up at the Spring Hill Plant meeting, in June of 09. At that point and time, the Traverse was only in production for 9 months. Yet, the complaint of the rear arm/blade was already a concern for some.

Engineering stated, to those in attendance, the reason for the arm/blade not having mass movement, as in moving in and out from the glass, was due to their design to keep the blade planted on the glass, due to negative air flow over the back glass, which has the tendancy to "lift" the arm/blade..

I passed that info to the forum here.

I will also state, with Chevy's seemingly unpopular design, that my rear wiper arm/blade has never "lifted" or created a miss on the glass at any speed. Would it "lift" if the arm had more movement? Don't know. Engineering stated it would.

It's not "rocket science" to replace the rear blade, but care is needed, as reported by Roberto. Replacing a blade is where this conversation, concerning the "unpopular arm design" began.