Category: Piston Slap

By on December 15, 2014

drain plug. Shutterstock user Ohms1999

Seth writes:

Dear Sajeev,

I have terrible luck with oil drain plugs. Of the last 4 oil changes I’ve done, only one has been successfully completed in a single day, because I can never get the drain plug loose.

The culprits in these comedies of errors are a 1999 Saab 9-3 and a 2006 Honda Pilot. The first time I came across the stuck plugs, the Saab was a recent acquisition, and the Pilot had had its last oil change done at a local mechanic’s shop down the road. Therefore, I assumed that an overzealous shop jock who got trigger happy with an air gun was to blame. In the process of getting the plugs out, I managed to mangle the Saab’s bad enough to require the purchase of a new one, and should have also bought a new plug for the Pilot, too (but didn’t). When I reinstalled them, I put them in fairly snugly, but with the mindset that I didn’t want to get myself into this mess again. Read More >

By on December 10, 2014

 

IMG_20140927_115357

Done Duratec’d Out? (photo courtesy: Supaman)

TTAC Commentator Supaman writes:

Hi Sajeev,

Haven’t visited TTAC in a while but I’m back! My Mazda 6 has now crossed the 101k mileage marker and all your nuggets of wisdom have helped keep this classic functional and beautiful. However, there’s another problem rearing its head that has plagued even the Mazda forums I’ve visited for a resolution.

It involves the car’s driveability at anything below 3000 rpm. Doesn’t matter whether the engine is just warming up or at operational temperature, the car will hesitate (sometimes violently) in a stuttering/bucking fashion when accelerating from a stop through the gears until I crest that magic 3000 mark on the tach. Out on the highway, passing in top gear is almost impossible because of the engine’s hesitation if revs fall below that number, requiring a downshift to 4th to keep them up. At first I thought my manual skills were to question but then I never started experiencing this issue until around the 87,000 mile mark. It has since gotten worse. Sometimes the bucking is enough to trigger the CEL but then it always goes away after a while.

Browsing the forums I’ve tried everything from cleaning the MAF sensor, fuel injector cleaner, throttle body cleaning as well as replacing the O2 sensor. I’ve narrowed it down to either spark plugs (some forum members replaced theirs but the problem came back hours later), the coils or possibly a vacuum leak. One post I read indicated a potential cylinder misfire. Even Mazda dealers were confounded. Read More >

By on December 8, 2014

 

My 98 booming with a trunk of funk, Don’t Believe the Hype. (photo courtesy: Ford)

GCH writes:

Sajeev:

Could you/somebody please explain what a “flat plane crankshaft” is in the new Mustang GT350, and older Porsches and Ferraris?

I have seen numerous references to it online and in print but nobody, including Wikipedia explains it in non-calculus terms.

Read More >

By on December 3, 2014

transmission. Shutterstock user Scharfsinn

TTAC Commentator anti121hero writes:

Hello Sajeev! Very long time reader, but first time I’ve ever reached out. To start, I happen to be a huge RWD ford fan, (I’m actually helping my best friend put together his 94 mark viii). Now with your interest gained… Read More >

By on December 1, 2014

byzantine. Shutterstock user Pit Stock

Mehran writes:

Greetings to you Sajeev and your evil twin Sanjeev, (yeah he’s dead to me – SM)

First of all thank you very much for answering my other question, just to give you an update on that, I ended up not buying the extended warranty. Now we recently bought a 2012 Toyota Highlander Limited to replace my wife’s old car(V6, 5 Speed automatic with the towing package which adds the trans cooler) it has 34K miles and this one has the extended warranty (100K or 2019). The issue that we have with the car is as follow, after a cold start (in the morning) if I put it in any gear (D or R) something funny happens, the transmission acts funny, it goes in and out of the gear couple of times. For example if I want to back-out of the garage when I put in R and give it a little gas it starts going but for a quick second it seems like that the transmission dis-engages and then re-engages and the tachometer jumps from 1K to 3K. If I wait about 10 sec after I start the car and then put in gear everything is OK. Read More >

By on November 26, 2014

burnout. Shutterstock user Roland Magnusson

Sam writes:

Hello,

I have a 2006 Mazda 3 S with 120,000 miles on it. I live in Oakland Ca, where the pot holes shoot back. I blew out a front strut a last year and had both front struts replaced. After replacement, one of the struts squeaks like a rusty spring at slow speeds and is annoying. What is actually driving me crazy is a week ago the other front strut started making loud thunking under acceleration at slow speeds. Read More >

By on November 24, 2014

lincoln town car limo. Shutterstock user Nadezda Murmakova

TTAC Commentator Nick 2012 writes:

Archangel of the Panther Platform –

A nice looking 2005 LWB Lincoln Town Car with only 107,000mi popped up for sale at a nearby dealer with a what-I-hope-to-be-optimistic $8,000 asking price. As any follower of the good book of fat Panther Love(tm), I keep my eye out for a good one on the local boards.

I took a new position a while back that has me commuting about 65mi a day – about 90% interstate. Going from my comfortable, competent Accord to the extremely comfortable TC would cost me about $10/week in increased fuel costs if I exclusively used the TC (which I wouldn’t do).
Read More >

By on November 19, 2014

airbag light. Shutterstock user ninefotostudio

TTAC commentator “Stuck in DC Traffic” writes:

Hello Sajeev, B&B and your evil doppelganger Sanjeev,

I have a 2004 Acura TSX 6MT with 263,000 miles on it. The car runs great, owned out right, still looks good, and is almost problem free except for an airbag light. Being that I live in the DC metro area and we are rated one of the worst places in the US for accidents, that light makes me nervous. What I want to know; is it worth getting fixed? Or for that matter is it even worth getting diagnosed? Read More >

By on November 18, 2014

 

2009_infiniti_m35-pic-14982

TTAC Commentator CoreyDL writes:

Hey Sajeev,

I have had several questions floating around in my head for quite a while about proper suspension maintenance. My story begins a couple of cars ago when I couldn’t find answers, and ends here with this multi-part, OCD-approved question. My 09 M35x has just gone over 56,000 miles and I’m thinking I am past due for shocks (they’re originals, I believe). After riding in a G37xS the other day and noticing how much more compliant it felt over speed bumps and the like, my awareness of the issue increased.

When I go and look at various message board/etc. sources online, seems like whenever someone has tried to ask a serious question about their suspension, some dudebro usually replies with, “Aw man just put Bilstiens on there and lower it brah.” Read More >

By on November 12, 2014

fuel pump. Shutterstock user Budimir Jevtic

Mike writes:

Hey Sajeev,

Long time reader first time writer. So here is my dilemma.

I have a 2007 Mazda 3 sedan 2.3L with a 5 speed manual that currently has 97,000 miles on it. It is modified with a Mazda branded CAI and cat back exhaust. It’s been a pretty much trouble free car for its life. I’ve always maintained it in terms of tires, brakes, suspension, and oil changes every 4,000 miles. This summer I recently even took the car round trip across the country. Before leaving for that trip I had the power steering fluid, brake fluid, and coolant fluid flushes and new spark plugs. I also had the strut mounts replaced and the rear shocks done.

So after getting home from my cross country road trip I let the car sit for two days. When I went to start it up it would crank a bunch but no start up until I cranked, stopped, and cranked again. The mechanic confirmed my suspicions when he said it was the fuel pump, more specifically the check valve. He said replacing the pump could be close to 800-1000 dollars.

Read More >

By on November 10, 2014

mercedes logo. Image: Mercedes-Benz

TTAC Commentator LordMurdoc writes:

Sajeev,

I’m finally ready to lose my BORING 2002 Geo Prizm.

Checking eBay for older Lexus LS or a Mercedes C-class(about 2004-2006) . If I went with the Merc with the gasoline V6, what type of Gremlins might I expect to attack me when my wallet is most vulnerable? The Prizm is turning my brain to mush and my right foot is in despair!

Thanks for your excellent advice.

Read More >

By on November 5, 2014
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Curb Appeal? (photo courtesy: Greg)

Greg writes:

Hello Sajeev, David Holzman says I should write to you about my Mazda concerns.

1. Concern #1. In two out of three dealers there was significant rust at the center of the wheels due to the wheel caps not having been put on. I only took three pictures, but essentially: at New Country Mazda in Saratoga Springs NY 100% of the Mazdas had no wheelcaps on in the lot and were all showing various degrees of rust. That includes the one in the showroom, you can see it in the pic with the tile floor. Read More >

By on November 4, 2014

radio mic. Shutterstock user radioshoot

Sajeev writes:

I don’t know what Tom Magliozzi thought of our little Piston Slap creation, sadly we never met.  So I write to remember an inspirational person who did great things: Mr. Magliozzi made the undesirable job of fixing a car into an info-tainment legacy.

NPR wrote a wonderful article, and one point about this MIT graduate really hit home… Read More >

By on November 3, 2014

u joint. Shutterstock user Tossapol

Mark writes:

Sajeev–

Here’s a weird one to test your skills of remote diagnosis. Fire up your Magic 8 Ball for this one.

Car: 2012 Mustang V6, manual gearbox, performance package (currently running some crappy General AS Max-03 tires), 33,000 miles. I’m the only owner; special ordered to get it just the way I want. Mods limited to a Shaftmasters one piece drive shaft (scared into it by a few YouTube videos), a Draw-Tite receiver hitch to pull my one bike motorcycle trailer, and an 87 octane tune uploaded via SCT (on your recommendation). The car will go into a nearby Ford dealer for a look at this issue under warranty this coming Friday, but based on the “quality” of some of the work I’ve had done over the years, I thought it would help to give the techs some clues.

Problem: For the past few days, I’ve heard irregular “bangs” or “clunks” from under the car. Read More >

By on October 29, 2014

moonroof.  Shutterstock user JADEZMITH

CJ writes:

My name’s CJ I have a 04 (Malibu MAXX) with a 3.5 V6 and I have the same problem with the car running hot (as Part I) but here’s the kicker :when the a/c is on the it runs normal, completely normal under both situations.  I’m thinking fan switch, but the radiator sounds plausible. What’s your take and is there something in between all this that I’m forgetting? Read More >

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