# Power/Fuel **URL:** https://community.cartalk.com/c/power-fuel/16.md?page=1 [Latest](https://community.cartalk.com/latest.md) · [Categories](https://community.cartalk.com/categories.md) · [Tags](https://community.cartalk.com/tags.md) **Page:** 2 --- ## [Vehicle air vents and drag?](https://community.cartalk.com/t/vehicle-air-vents-and-drag/191888)
**Author:** [@levi99522\_181953](https://community.cartalk.com/u/levi99522_181953)\ **Replies:** 16\ **Last updated:** [July 24, 2023, 10:07pm UTC](https://community.cartalk.com/t/vehicle-air-vents-and-drag/191888 "2023-07-24T22:07:46Z")
This might be a stupid question, but I was wondering if I close the air vents in my car or I turn on the recirculation so outside air can’t enter the cabin will it decreasd drag just like rolling up the windows? … --- ## [Audi leaders sentenced](https://community.cartalk.com/t/audi-leaders-sentenced/191335)
**Author:** [@jtsanders](https://community.cartalk.com/u/jtsanders)\ **Replies:** 1\ **Last updated:** [June 29, 2023, 2:46am UTC](https://community.cartalk.com/t/audi-leaders-sentenced/191335 "2023-06-29T02:46:33Z")
Audi’s former boss, the former head of engineering, and a former lead diesel engineer received suspended jail sentences and big fines for their roll in changing the Audi diesel drive train software after pollution tests … --- ## [Pontiac G6 car won’t start after cutting radio wires to install new radio](https://community.cartalk.com/t/pontiac-g6-car-won-t-start-after-cutting-radio-wires-to-install-new-radio/191300)
**Author:** [@elithecreeper\_185759](https://community.cartalk.com/u/elithecreeper_185759)\ **Replies:** 8\ **Last updated:** [June 25, 2023, 9:29pm UTC](https://community.cartalk.com/t/pontiac-g6-car-won-t-start-after-cutting-radio-wires-to-install-new-radio/191300 "2023-06-25T21:29:37Z")
About 4 days ago I disconnected the factory radio and ended up cutting the wires to connect it to the new one,I didn’t get the job done yet and the wires were sitting bare and cut + stripped for about 3 days and i was d… --- ## [89 Jeep stalls after 30 min - Catalytic Converter maybe?](https://community.cartalk.com/t/89-jeep-stalls-after-30-min-catalytic-converter-maybe/190893)
**Author:** [@jay\_185444](https://community.cartalk.com/u/jay_185444)\ **Replies:** 8\ **Last updated:** [May 31, 2023, 2:57am UTC](https://community.cartalk.com/t/89-jeep-stalls-after-30-min-catalytic-converter-maybe/190893 "2023-05-31T02:57:17Z")
My 1989 Jeep 2.5L 4-cylinder will run ok for 30-40 minutes, then it starts to lose power and bog down, and will eventually stall if I don’t stop and let it idle. It will idle ok, but has no power unless I shut the motor … --- ## [Toyota Corolla low compression](https://community.cartalk.com/t/toyota-corolla-low-compression/147419)
**Author:** [@Kramvols8404\_156652](https://community.cartalk.com/u/Kramvols8404_156652)\ **Replies:** 22\ **Last updated:** [May 30, 2023, 11:29pm UTC](https://community.cartalk.com/t/toyota-corolla-low-compression/147419 "2023-05-30T23:29:52Z")
I have a 2009 Toyota Corolla with 138,000. Check engine light shows a misfire cylinder 4. Mechanic today said cylinders 3 and 4 showing low compression. The only thing I noticed is car wants to idle a little rough when i… --- ## [OPEC cuts crude production](https://community.cartalk.com/t/opec-cuts-crude-production/189915)
**Author:** [@jtsanders](https://community.cartalk.com/u/jtsanders)\ **Replies:** 4\ **Last updated:** [April 3, 2023, 10:08pm UTC](https://community.cartalk.com/t/opec-cuts-crude-production/189915 "2023-04-03T22:08:04Z")
OPEC announced costs in oil production that will likely result in US average prices for regular gasoline over $4/ gallon this coming summer. --- ## [OBD1 to OBD2 adapter for chip tuning on older cars](https://community.cartalk.com/t/obd1-to-obd2-adapter-for-chip-tuning-on-older-cars/189842)
**Author:** [@riverdvs605\_184657](https://community.cartalk.com/u/riverdvs605_184657)\ **Replies:** 29\ **Last updated:** [April 1, 2023, 12:17pm UTC](https://community.cartalk.com/t/obd1-to-obd2-adapter-for-chip-tuning-on-older-cars/189842 "2023-04-01T12:17:00Z")
I’m curious if I can use an OBD1 to OBD2 adapter to install a chip tuner on my 1994 Mercury Grand Marquis. Obviously if possible it won’t provide all the listed performance upgrades but I’m wondering if it will change an… --- ## [Help me revive my first truck I shouldn’t of bought](https://community.cartalk.com/t/help-me-revive-my-first-truck-i-shouldn-t-of-bought/188601)
**Author:** [@JunkBuyer69](https://community.cartalk.com/u/JunkBuyer69)\ **Replies:** 55\ **Last updated:** [February 16, 2023, 3:57pm UTC](https://community.cartalk.com/t/help-me-revive-my-first-truck-i-shouldn-t-of-bought/188601 "2023-02-16T15:57:38Z")
Got talked up by some dude who went out of business with his landscaping company and got sold a complete piece of work. It’s spent 4 months In the shop and still has a list of issues. it’s tranny is almost blown but I go… --- ## [The unnecessary emissions test](https://community.cartalk.com/t/the-unnecessary-emissions-test/188876)
**Author:** [@RandomTroll](https://community.cartalk.com/u/RandomTroll)\ **Replies:** 19\ **Last updated:** [February 2, 2023, 6:31pm UTC](https://community.cartalk.com/t/the-unnecessary-emissions-test/188876 "2023-02-02T18:31:47Z")
I bought bottles of Iso-heet and STP gas treatment, filled up, drove around for a couple of hours - the emissions test guy told me my pickup ('87) was too old to be tested. I hadn’t opened the notice from the MVD - he wa… --- ## [1997 Dodge Ram 1500 5.2l | Power to the Fuel Pump but wont turn on](https://community.cartalk.com/t/1997-dodge-ram-1500-5-2l-power-to-the-fuel-pump-but-wont-turn-on/188799)
**Author:** [@Code3gamingofficial01\_183914](https://community.cartalk.com/u/Code3gamingofficial01_183914)\ **Replies:** 5\ **Last updated:** [January 28, 2023, 5:34am UTC](https://community.cartalk.com/t/1997-dodge-ram-1500-5-2l-power-to-the-fuel-pump-but-wont-turn-on/188799 "2023-01-28T05:34:09Z")
Im trying to get my truck to run again (1997 Dodge Ram 1500 5.2l) but one problem, Fuel Pump wont turn on. My Volt Meter is saying that i have power going to it but its not turning on. Fuel pump & Relay is fine. Just no … --- ## [Auto start-stop](https://community.cartalk.com/t/auto-start-stop/187711)
**Author:** [@Swanson\_ttu](https://community.cartalk.com/u/Swanson_ttu)\ **Replies:** 62\ **Last updated:** [December 10, 2022, 3:08pm UTC](https://community.cartalk.com/t/auto-start-stop/187711 "2022-12-10T15:08:42Z")
I have a 2021 GMC Sierra, diesel, I really like my new ride! I avg 24 mpg and the multifunction tailgate is awesome! One thing though…I can’t stand the “aut start-stop” feature. I try to remember to turn off (dash switch… --- ## [New call for alcohol](https://community.cartalk.com/t/new-call-for-alcohol/187717)
**Author:** [@jtsanders](https://community.cartalk.com/u/jtsanders)\ **Replies:** 9\ **Last updated:** [December 9, 2022, 4:50pm UTC](https://community.cartalk.com/t/new-call-for-alcohol/187717 "2022-12-09T16:50:48Z")
The EPA plans to call for increased use of ethanol and other biofuels in fuels. This may include E15 year-round. The article linked below gives additional information. You can comment here and comment on the EPA website … --- ## [My car only starts off starter fluid but runs fine after](https://community.cartalk.com/t/my-car-only-starts-off-starter-fluid-but-runs-fine-after/187681)
**Author:** [@infogic2020\_183170](https://community.cartalk.com/u/infogic2020_183170)\ **Replies:** 19\ **Last updated:** [December 4, 2022, 9:57pm UTC](https://community.cartalk.com/t/my-car-only-starts-off-starter-fluid-but-runs-fine-after/187681 "2022-12-04T21:57:44Z")
My car has a 89 mustang engine swapped inside of it. it doesent want to start under its own fuel and needs starter fluid to get it running but runs fine after that. I have no clue what the issue could be but i need help … --- ## [Hyundai Sonata Improved MPG after reset](https://community.cartalk.com/t/hyundai-sonata-improved-mpg-after-reset/186195)
**Author:** [@petecutter10\_182181](https://community.cartalk.com/u/petecutter10_182181)\ **Replies:** 11\ **Last updated:** [September 3, 2022, 8:31pm UTC](https://community.cartalk.com/t/hyundai-sonata-improved-mpg-after-reset/186195 "2022-09-03T20:31:58Z")
Recently had some work done on my car that required the exhaust control to be reset. MPG went up about 10 MPG, car ran smoother, there has also been a clicking or ticking noise I hear at low speeds that disappeared. Th… --- ## [How long does it take for automotive AC refrigerant to leak out?](https://community.cartalk.com/t/how-long-does-it-take-for-automotive-ac-refrigerant-to-leak-out/186143)
**Author:** [@TheWonderful90s](https://community.cartalk.com/u/TheWonderful90s)\ **Replies:** 4\ **Last updated:** [August 31, 2022, 8:27pm UTC](https://community.cartalk.com/t/how-long-does-it-take-for-automotive-ac-refrigerant-to-leak-out/186143 "2022-08-31T20:27:14Z")
I was reading about CFC (R12 and R22) refrigerants and the claimed effect on the ozone layer. So that got me thinking, how much delay is there between when a new vehicle is charged with refrigerant until that much has le… --- ## [Fuel System Cleaning - Damaged my Car](https://community.cartalk.com/t/fuel-system-cleaning-damaged-my-car/54689)
**Author:** [@PCSmartCarDumb](https://community.cartalk.com/u/PCSmartCarDumb)\ **Replies:** 55\ **Last updated:** [July 30, 2022, 10:40pm UTC](https://community.cartalk.com/t/fuel-system-cleaning-damaged-my-car/54689 "2022-07-30T22:40:53Z")
I had a fuel system cleaning performed on my car (2005 Kia Rio, ~54k miles). I won't mention the shop because I don't want to drag their name through the mud (yet!). As soon as I started the car I noticed the Check … --- ## [What are you going to do when oil prices crash?](https://community.cartalk.com/t/what-are-you-going-to-do-when-oil-prices-crash/184747)
**Author:** [@TheWonderful90s](https://community.cartalk.com/u/TheWonderful90s)\ **Replies:** 22\ **Last updated:** [July 28, 2022, 11:10pm UTC](https://community.cartalk.com/t/what-are-you-going-to-do-when-oil-prices-crash/184747 "2022-07-28T23:10:01Z")
Getting the boat out that gets 2 MPG? Long distance trip? No more car pooling? Drive your less fuel efficient vehicle more? Invest in oil? 2008 had high oil prices. Then gasoline crashed down to almost $2 per gallon… --- ## [E85 in pre '18 Camry](https://community.cartalk.com/t/e85-in-pre-18-camry/184679)
**Author:** [@Ewo79](https://community.cartalk.com/u/Ewo79)\ **Replies:** 20\ **Last updated:** [July 28, 2022, 9:58pm UTC](https://community.cartalk.com/t/e85-in-pre-18-camry/184679 "2022-07-28T21:58:51Z")
Has anyone used E85 in a stock pre 2018 Camry? I have a 2017 and I’m not sure if it will damage my car. With fuel prices being what they are I might try a gallon or two to try it out --- ## [Can lower octane high altitude mountain grade gasoline be used with EFI or a turbo?](https://community.cartalk.com/t/can-lower-octane-high-altitude-mountain-grade-gasoline-be-used-with-efi-or-a-turbo/185508)
**Author:** [@TheWonderful90s](https://community.cartalk.com/u/TheWonderful90s)\ **Replies:** 23\ **Last updated:** [July 28, 2022, 7:42pm UTC](https://community.cartalk.com/t/can-lower-octane-high-altitude-mountain-grade-gasoline-be-used-with-efi-or-a-turbo/185508 "2022-07-28T19:42:48Z")
The use of lower than required octane fuel at high altitude makes complete sense, because the lower air pressure means that the cylinder pressure in the engine will be lower, so the engine is farther away from the poin… --- ## [Dealing with old gas](https://community.cartalk.com/t/dealing-with-old-gas/184993)
**Author:** [@elliptic\_man](https://community.cartalk.com/u/elliptic_man)\ **Replies:** 4\ **Last updated:** [July 1, 2022, 10:21pm UTC](https://community.cartalk.com/t/dealing-with-old-gas/184993 "2022-07-01T22:21:26Z")
Greetings from South Carolina, I’ve a 2005 Ford Focus sitting for about 13 months. I parked the car with a full tank and now would like to get it back on the road. I think water separates out of gas within a couple of … --- ## [I think my fuel pump is weak on 1997 Civic with 375k miles](https://community.cartalk.com/t/i-think-my-fuel-pump-is-weak-on-1997-civic-with-375k-miles/183956)
**Author:** [@jazzbox35\_2](https://community.cartalk.com/u/jazzbox35_2)\ **Replies:** 23\ **Last updated:** [June 9, 2022, 4:14pm UTC](https://community.cartalk.com/t/i-think-my-fuel-pump-is-weak-on-1997-civic-with-375k-miles/183956 "2022-06-09T16:14:36Z")
I have a 97 civic I bought new now with a whopping 375k miles on it. When I start the car I often don’t hear as much noise from the fuel pump as I used to. But, often it is the same. After the car has been off for a hal… --- ## [Fuel economy at reduced speed - calculating cost per hour savings](https://community.cartalk.com/t/fuel-economy-at-reduced-speed-calculating-cost-per-hour-savings/184195)
**Author:** [@TheWonderful90s](https://community.cartalk.com/u/TheWonderful90s)\ **Replies:** 69\ **Last updated:** [May 22, 2022, 11:27am UTC](https://community.cartalk.com/t/fuel-economy-at-reduced-speed-calculating-cost-per-hour-savings/184195 "2022-05-22T11:27:12Z")
Tell me your fuel economy in MPG or gallons per mile at two speeds, your fuel cost, and I’ll tell you how much you could save per increased unit of time by driving slower. Tell me what your fuel economy is at 60 MPH on a… --- ## [Ford Falsely Advertised Fuel Economy, Payload Capacities, Ordered To Pay $19.2M](https://community.cartalk.com/t/ford-falsely-advertised-fuel-economy-payload-capacities-ordered-to-pay-19-2m/184530)
**Author:** [@TheWonderful90s](https://community.cartalk.com/u/TheWonderful90s)\ **Replies:** 19\ **Last updated:** [June 8, 2022, 10:44pm UTC](https://community.cartalk.com/t/ford-falsely-advertised-fuel-economy-payload-capacities-ordered-to-pay-19-2m/184530 "2022-06-08T22:44:56Z")
Just so you know, if you go to buy an appliance like a vacuum cleaner and it says 4 horsepower motor, it’s a lie. The maximum available power from a wall socket is 1440 Watts, which is a bit under 2 horsepower. If you’… --- ## [How Much Can You Save on Gas with EVs, Plug-ins, and Hybrid Vehicles](https://community.cartalk.com/t/how-much-can-you-save-on-gas-with-evs-plug-ins-and-hybrid-vehicles/184468)
**Author:** [@Car\_Talk\_Social\_Media\_Web\_Lackey](https://community.cartalk.com/u/Car_Talk_Social_Media_Web_Lackey)\ **Replies:** 4\ **Last updated:** [June 3, 2022, 10:02pm UTC](https://community.cartalk.com/t/how-much-can-you-save-on-gas-with-evs-plug-ins-and-hybrid-vehicles/184468 "2022-06-03T22:02:29Z")
Hello, is this thing on? This is Meegan, the Web Lackey who fumbles around with Car Talk social media. If you have an EV, Plug-in, or Hybrid, we’ll love to hear about your experience. Here’s something John published in … --- ## [Eco 88 unleaded](https://community.cartalk.com/t/eco-88-unleaded/182127)
**Author:** [@RandomTroll](https://community.cartalk.com/u/RandomTroll)\ **Replies:** 32\ **Last updated:** [May 26, 2022, 6:55pm UTC](https://community.cartalk.com/t/eco-88-unleaded/182127 "2022-05-26T18:55:02Z")
I bought gasoline Sunday. Afterwards I passed a Maverik that sold ‘eco 88 unleaded’ for 10¢ less than regular unleaded. I think this is a little too much ethanol for my '87 Toyota pickup. Anyone know anything about it… --- ## [VW passat mileage dropped down suddenly](https://community.cartalk.com/t/vw-passat-mileage-dropped-down-suddenly/182161)
**Author:** [@Ankurpatel113](https://community.cartalk.com/u/Ankurpatel113)\ **Replies:** 8\ **Last updated:** [May 26, 2022, 5:28pm UTC](https://community.cartalk.com/t/vw-passat-mileage-dropped-down-suddenly/182161 "2022-05-26T17:28:59Z")
Hi, My car mileage dropped down suddenly this week. It was always running at 10 km/litre and this entire week it ran at 6-7 km/litre. I have been putting premium gas, no change in driving habit. But what is the cause of… --- ## [Preserving Battery Life in an EV](https://community.cartalk.com/t/preserving-battery-life-in-an-ev/183797)
**Author:** [@deniztuncer\_180483](https://community.cartalk.com/u/deniztuncer_180483)\ **Replies:** 13\ **Last updated:** [May 26, 2022, 4:49pm UTC](https://community.cartalk.com/t/preserving-battery-life-in-an-ev/183797 "2022-05-26T16:49:20Z")
I now have a brand new battery in my 2019 Chevy Bolt EV thanks to Chevrolet. I am wondering the best way to charge my car to make sure the battery will last as long as possible. Is it better to plug in at home every ni… --- ## [Toggle Switch Options for 12V Socket](https://community.cartalk.com/t/toggle-switch-options-for-12v-socket/184171)
**Author:** [@SolluxDivide](https://community.cartalk.com/u/SolluxDivide)\ **Replies:** 13\ **Last updated:** [May 17, 2022, 3:41am UTC](https://community.cartalk.com/t/toggle-switch-options-for-12v-socket/184171 "2022-05-17T03:41:14Z")
Hi, First post. I have been looking for quite a while for some sort of Toggle Switch for my 12V lighter socket in my ford fusion 06. The cabin 12v socket does not turn off after seemingly any time so I’m afraid my batter… --- ## [An EV becomes cost effective when gasoline goes over $1.80 per gallon](https://community.cartalk.com/t/an-ev-becomes-cost-effective-when-gasoline-goes-over-1-80-per-gallon/182998)
**Author:** [@TheWonderful90s](https://community.cartalk.com/u/TheWonderful90s)\ **Replies:** 62\ **Last updated:** [April 4, 2022, 2:30am UTC](https://community.cartalk.com/t/an-ev-becomes-cost-effective-when-gasoline-goes-over-1-80-per-gallon/182998 "2022-04-04T02:30:06Z")
The Internet is full of information about the benefits electric vehicles, and usually only mentions the limited range as the drawback. The lifetime of the battery and the cost of replacement is quietly avoided. In my exa… --- ## [Gasoline oxygenation](https://community.cartalk.com/t/gasoline-oxygenation/183078)
**Author:** [@jtsanders](https://community.cartalk.com/u/jtsanders)\ **Replies:** 39\ **Last updated:** [March 20, 2022, 9:38pm UTC](https://community.cartalk.com/t/gasoline-oxygenation/183078 "2022-03-20T21:38:36Z")
Winter oxygenation additives reduce gas mileage. If the feds want to extend gasoline supplies, just pulling these additives now instead of when they are normally stopped could extend gas supplies by up to 10% in some are… [Previous page](https://community.cartalk.com/c/power-fuel/16.md) [Next page](https://community.cartalk.com/c/power-fuel/16.md?page=2)