Tech Q&A: Talking TPMS
Greetings Readers,Let me start by saying thank you for the kind words I received and for welcoming me aboard! I am looking forward to this first response and…
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Piston Slap: Car Design Grab Bag!

TTAC Commentator Towncar writes:

I have some piddling little aggravations and head-scratchers, and it appears those serve to entertain the B&B as well as anything.

  1. Black Pillars: When and why did the black B-pillar take over the world? Presumably it’s to make you think it’s not there and the car’s a hardtop, but there’s never been a single case where that worked — not one. Even on a black car, the finish is sufficiently different that you can tell the pillar is present.
  2. Colors: Why are there no good interior colors anymore — red, blue, green? The only current one I know of, fairly recent, is the Rhapsody in Blue interior on the new Continental, and you have to buy the ultra-highline Black Label edition to get it. Which brings up the question: why do so few interiors really match anymore? It used to be that two-tone interiors looked designed that way, but now they just seem to have been put together from parts for different cars.
  3. Gas Fillers: Have any of the fool engineers who put gas fillers on the passenger’s side ever tested this concept out by going through a gas line backwards? (By the way, this pertains to the G6 convertible you advised me to buy about four years ago, and belated thanks, it’s generally great.)
  4. Wipers: Why has the old-fashioned opposed (clap hands) style come back of late years? I saw some kind of little Ford with this lately, and I think a Honda or two. And pertaining to the newer parallel style, what determines which side the wipers “point” to? It’s almost always the passenger’s, but I can think of two cars having them point the other way — the suicide-door Continentals of the ’60s and the Avanti. Why?
  5. TPMS: OK, this is actually semi-serious. How good are these things? The G6’s dash display gives pressures, but seldom agrees with my trusty tire gauge at the best of times, and changes in temperature and even bumps in the road sometimes trigger the warning light. Can the sensors be adjusted and/or calibrated for accuracy? And are the retrofit kits you can buy for older cars any good?

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Piston Slap: Express-ions Via More Data Points?

TTAC commentator TrenchFoot writes:

Hey, I’ve got a problem in that I like data. As an engineer and car enthusiast, I want to know more data points than the manufacturer thought I would/should. So I want to add some tech to my ride, and I want it all. The problem is, no one seems to sell the all-in-one solution I’m looking for.

I have a 2007 Chevy Express AWD 1500 (backoff with your comments, I love that van!), but tech in that rig is limited to a power locks. Since I use it to tow a smallish travel trailer, I’m always wondering about the state of the tranny. So my wish list is:

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Rental Van With Low-Pressure Tire Warning Rolls, Injuring Six Children; No Charges To Be Filed

When Maggie Dajani realized that the tire-pressure warning light was on in the van she’d rented to take six teenagers and their parents to a One Direction concert in El Paso, she took the van back to the rental company. A representative of the company, Star Limo, told her not to worry. She then continued to the concert. Shortly afterwards, the van blew two tires and rolled over. Several motorists helped drag the ten passengers out of the van, which was filling with smoke. The children went to the hospital with various injuries, and one of them reportedly received one hundred and fifty stitches as a result.

Now, the New Mexico Public Regulatory Commission has delivered a very, ahem, business-friendly verdict on the whole ordeal. Turns out that Star Limo is the beneficiary of a unique combination of regulatory conditions.

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  • Jalop1991 In a manner similar to PHEV being the correct answer, I declare RPVs to be the correct answer here.We're doing it with certain aircraft; why not with cars on the ground, using hardware and tools like Telsa's "FSD" or GM's "SuperCruise" as the base?Take the local Uber driver out of the car, and put him in a professional centralized environment from where he drives me around. The system and the individual car can have awareness as well as gates, but he's responsible for the driving.Put the tech into my car, and let me buy it as needed. I need someone else to drive me home; hit the button and voila, I've hired a driver for the moment. I don't want to drive 11 hours to my vacation spot; hire the remote pilot for that. When I get there, I have my car and he's still at his normal location, piloting cars for other people.The system would allow for driver rest period, like what's required for truckers, so I might end up with multiple people driving me to the coast. I don't care. And they don't have to be physically with me, therefore they can be way cheaper.Charge taxi-type per-mile rates. For long drives, offer per-trip rates. Offer subscriptions, including miles/hours. Whatever.(And for grins, dress the remote pilots all as Johnnie.)Start this out with big rigs. Take the trucker away from the long haul driving, and let him be there for emergencies and the short haul parts of the trip.And in a manner similar to PHEVs being discredited, I fully expect to be razzed for this brilliant idea (not unlike how Alan Kay wasn't recognized until many many years later for his Dynabook vision).
  • B-BodyBuick84 Not afraid of AV's as I highly doubt they will ever be %100 viable for our roads. Stop-and-go downtown city or rush hour highway traffic? I can see that, but otherwise there's simply too many variables. Bad weather conditions, faded road lines or markings, reflective surfaces with glare, etc. There's also the issue of cultural norms. About a decade ago there was actually an online test called 'The Morality Machine' one could do online where you were in control of an AV and choose what action to take when a crash was inevitable. I think something like 2.5 million people across the world participated? For example, do you hit and most likely kill the elderly couple strolling across the crosswalk or crash the vehicle into a cement barrier and almost certainly cause the death of the vehicle occupants? What if it's a parent and child? In N. America 98% of people choose to hit the elderly couple and save themselves while in Asia, the exact opposite happened where 98% choose to hit the parent and child. Why? Cultural differences. Asia puts a lot of emphasis on respecting their elderly while N. America has a culture of 'save/ protect the children'. Are these AV's going to respect that culture? Is a VW Jetta or Buick Envision AV going to have different programming depending on whether it's sold in Canada or Taiwan? how's that going to effect legislation and legal battles when a crash inevitibly does happen? These are the true barriers to mass AV adoption, and in the 10 years since that test came out, there has been zero answers or progress on this matter. So no, I'm not afraid of AV's simply because with the exception of a few specific situations, most avenues are going to prove to be a dead-end for automakers.
  • Mike Bradley Autonomous cars were developed in Silicon Valley. For new products there, the standard business plan is to put a barely-functioning product on the market right away and wait for the early-adopter customers to find the flaws. That's exactly what's happened. Detroit's plan is pretty much the opposite, but Detroit isn't developing this product. That's why dealers, for instance, haven't been trained in the cars.
  • Dartman https://apnews.com/article/artificial-intelligence-fighter-jets-air-force-6a1100c96a73ca9b7f41cbd6a2753fdaAutonomous/Ai is here now. The question is implementation and acceptance.
  • FreedMike If Dodge were smart - and I don't think they are - they'd spend their money refreshing and reworking the Durango (which I think is entering model year 3,221), versus going down the same "stuff 'em full of motor and give 'em cool new paint options" path. That's the approach they used with the Charger and Challenger, and both those models are dead. The Durango is still a strong product in a strong market; why not keep it fresher?