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Power steering and brake issues

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Old Mar 30, 2020 | 06:12 PM
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Power steering and brake issues

Stumped .I put in new ps pump still no power steering at idle.
put in new hydro boost still no power steering or brakes at idle.
​​​​​​cycled steering stop to stop and pump brakes for half an HR.still nothing.put pressure gauge on line from pump 100 psi at idle.everything works at operating speed but if I let off the throttle it's all gone.
 
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Old Mar 31, 2020 | 08:27 AM
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It could very well be a bad pump. Where did it come from?
 
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Old Mar 31, 2020 | 08:39 AM
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It came from local AutoZone
 
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Old Mar 31, 2020 | 09:57 AM
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Originally Posted by cederbergb
It came from local AutoZone
Well there ya go. Their rebuilds are done outside of the US. OEM is the only way to go for these items.
 
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Old Mar 31, 2020 | 10:06 AM
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Originally Posted by EDC8008
Well there ya go. Their rebuilds are done outside of the US. OEM is the only way to go for these items.
I would tend to agree. I recently had problems with an O'Reilly unit on an '03 Chrysler T&C.

It'd work and then suddenly, unpredictably drop out at idle. Having a local shop pressure bleed the system did seem to fix it, although the shop claimed it was putting out insufficient flow at idle.

I sold the vehicle shortly thereafter (and purchased the p/s flow gages) so I don't know if the problem stayed gone.
 
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Old Mar 31, 2020 | 06:51 PM
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Called Ford and they wanted 285 bucks plus 70 dollar core. So I pulled the Auto zone pump and warrantied it. Got lucky and it works great.just don't understand why costs need to be triple .even the core charge was double at dealership.same company does the reman work and changes the box and sticker . well got it working so I'm happy now. Reman company just screwed the pooch on my first pump
 
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Old Mar 31, 2020 | 09:05 PM
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Was it worth the hassle??

Is it worth putting yourself, your family, others on the road with you at risk?

OEM for me or known quality new parts from trusted suppliers only. I spend too much time traveling all over the US and Canada with my wife in the seat next tome to risk our lives on parts remaned outside of the US and of questionable quality.
 
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Old Mar 31, 2020 | 09:29 PM
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Originally Posted by cederbergb
Called Ford and they wanted 285 bucks plus 70 dollar core. So I pulled the Auto zone pump and warrantied it. Got lucky and it works great.just don't understand why costs need to be triple .even the core charge was double at dealership.same company does the reman work and changes the box and sticker . well got it working so I'm happy now. Reman company just screwed the pooch on my first pump
Looks like all that's available at RA is Motorcraft reman, assuming you're working with the '08 F350 in your profile. For a diesel it's $130 not incl core; for a V10 it's $150 not incl core

Basically, sometimes mail order is worth it, and RA's core return is slick (and affordable)
 
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Old Mar 31, 2020 | 10:22 PM
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I get a lot of Motorcraft parts either from RA or Autonation-White Bear. It's way less than local over the counter. I have 8 Ford dealers in 20 min driving range and prices are all over the place since it's up to each Parts manager what they are willing to discount to. There's several that will never discount.
 
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Old Mar 31, 2020 | 10:43 PM
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If you read the many threads on the pump issues on these trucks the dealers are having hit or miss problems too. Yes it would have been nice if it worked out the first time.but it didn't. .I don't feel bad about putting the hydro boost in when it wasn't bad either . This is the the only major work I've had to do to this truck in 300000 miles so yes the extra 2 hrs labor I had to do was worth it. And nobody is in danger .lol. That's just nonsense
 
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Old Mar 31, 2020 | 10:58 PM
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That's my biggest complaint with dealers: prices are all over the map. I mean not 15% difference, it can be 60% difference or more

If one finds a good, reasonable dealer, great. But so many apparently don't want to sell parts that I almost never try.
 
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Old Mar 31, 2020 | 11:08 PM
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I have had good and bad dealings with the dealerships so I'm not going bash them but when your laid off and pinched for cash I'll do it myself if I have to. Problem solving and diagnostics are the biggest obsticlesfor me.fair pricing would be nice .
doesnt have to best cheapest just fair.
 
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Old Apr 1, 2020 | 08:55 AM
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Yes, there are issues with Motorcraft rebuilt parts too. But they seen to a lower count. But I understand the reasoning.
 
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Old Apr 1, 2020 | 09:21 AM
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Back when I started working on cars and trucks we got better quality with reman over new parts. Since about 2000 I noticed a lot of remans were failing faster and at higher numbers, more were being shipped out of the US. Alternators used to go out, get cut and burnished on the slip rings, new bearings, brushes, diodes, regulator. Now you're lucky if they do brushes and regulator and you stand a 50/50 chance if they did the diodes that they were done right and were good.

Pumps are the same way, new seals normally but nothing done to the shafts and clearances aren't checked on the impellers or gears so lots of internal leakage.

I've had problems with AutoZone since I bought a fuel pump relay that cost me a tow and an engine service. Three days after I installed the relay welded closed after I shut down my truck and pumped so much gas it overrode the injectors and gas was running out the valve covers. at least the insides of the engine were clean after that one. since then unless it's something like wiper blades, light bulbs, oils and such, I don't buy from them as the quality is just not there. In an emergency I do what I gotta do.
 
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Old Apr 1, 2020 | 10:06 AM
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What I learned from this experience was that power steering pressure should be 150 psi minimum.at and 750psi at about 2000 rpm highend pressure is approx 1600 psi.
the bleeding of air is done by turning wheel stop to stop for many cycles ànd pump brakes many times before ever starting the engine.
hoses and coolers and hydro boost can restrict the needed flow.if you get whining noise in a hydrualic system it is likely that you are getting air thru a bad seal somewhere.this doesn't apply to just vehicles .it's any hydrualic system.
You should not lose power steering when brakes are applied .if you do then check for pressure first then flow thru other components.and last of all you get an ocational bad part from the reman companies.
 
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