1
vote
1answer
44 views

How can I determine if it is more cost effective to run premium fuel in my car?

Every Time I fuel up my car, I collect my odometer reading, fuel price, and gallons pumped. A while ago I drove my car to almost empty and put 93 octane fuel in my tank, ran it to almost empty and ...
0
votes
1answer
27 views

96 honda accord wont start

So I was having trouble with my 96 accord it was sputtering and Hesitant replaced plugs and wires checked my EGR it was good then suddenly out of nowhere it stalled out on me while driving and now it ...
3
votes
2answers
36 views

2004 Nissan Altima with new alternator won't accelerate, but will rev in neutral. No power in car.

Hey internet mechanics! I replaced my alternator yesterday because it was faulty (pulling a charge from my battery and killing it every night while car was off). After installing the new alternator, ...
0
votes
0answers
14 views

changed my engine in my 2009 Volvo s40 lost power

I had an engine issue and end up changing my engine in my 2009 Volvo s40 The new engine does not have the same power that the other one had.. When acceleration in the highway It feels so slow until ...
1
vote
1answer
22 views

oil spots on Air Filter

I have Matiz 1.0 with 122K Km on the meter. Today i noticed oil on air filter after inspection i found this might be coming from PCV hose(green highlighted one) and then inspected the PCV valve. ...
3
votes
2answers
85 views

Does Max Power RPM Equal Max FE?

I was looking over the specs for a 98 Mazda 626 2L and noticed that it says the max power is at 5500 RPM. Will the Max Power RPM also be the RPM at which the engine is most efficient assuming you're ...
1
vote
1answer
20 views

new starter in 74 pontiac with 350 turns over and fires but won't stay running

My starter went on my 74 Pontiac with a chev 350 (Canadian). It first was not starting sporadically and I would have to crawl under and tap on it to get it going. I got a new starter and now it will ...
2
votes
0answers
13 views

Can I install a beeping transponder in my Toyota corolla

We bought a 2015 Toyota Corolla standard edition and the car does not have keyless entry feature. When the car is parked along with a million cars in a crowded lot, a beeping transponder would help ...
0
votes
0answers
15 views

loud sound coming from my engine after i replaced my thermostat

my 2000 ram 1500 truck recently overheated so I went out a bought a new thermostat after I talk to a local mechanic and explained to him how it over heated. he told me sounds like the thermostat is ...
0
votes
1answer
6 views

Service Manual for 2000 RV Chassis [on hold]

I'm going to replace the fuel pump in a 2000 Monaco (Admiral?) RV for a friend. I'd like to see some specs before I go all in. Anyone know where I could purchase literature?
2
votes
1answer
19 views

Wheel bearing grease quantity

I own a Ford Ranger and want to know whether to pack extra grease in the hub, especially in the space between the inside bearing and the seal and within the spindle cap outside the outer bearing. I ...
0
votes
1answer
15 views

Rack and pinion replacement alternatives

I noticed a (pretty slow for now) power steering fluid leak on my Mazda 6. During regular maintenance at my dealership I asked them to take a look and they told me that that entire rack and pinion ...
2
votes
3answers
174 views

Why the wasted spark in four-stroke motors?

This just came up in my curious mind. In a typical four-stroke engine with an even number of cylinders, spark plugs fire in pairs. This means there is a wasted spark as one cylinder is in exhaust, ...
1
vote
2answers
38 views

Which Engine is more powerful?

Engine A Specifications: Displacement: 1198 CC Max Power (bhp @ rpm): 87 @ 6000 Max Torque (Nm @ rpm): 110 @ 4800 Engine B Specifications: Displacement: 1197 CC Max Power (bhp @ rpm): 82 @ 6000 ...
1
vote
1answer
14 views

Repair broken light connector on Volvo 240

So I tried to replace the broken corner light assembly on my '92 Volvo 240 last night. On the old unit, the gray connector (pictured in link) was stuck, and eventually pulled free with part of the ...
1
vote
0answers
15 views

My temperature gauge slowly goes to top then car dies

I replaced battery and now after starting the car and driving it for less than 70 feet temperature guage slowly rises to top and car loses electrical power. Then guage goes down and power restored. ...
2
votes
0answers
14 views

2014 Subaru Forrester AC Compressor clutch noise, slippage

We have a 2014 Subaru Forrester whose AC Compressor clutch operation is unlike other cars I've ever owned. The video linked is from when the car is cold and AC is engaged. It appears that the clutch ...
3
votes
1answer
27 views

What is the 2000 civic SIR coolant temperature sensor thread size?

I'm installing an Auto Meter water temp gauge and didn't receive an adapter with it. Anyone know the thread size of the stock coolant temp sender on a B16A2 engine? (Single wire)... I was going to do ...
1
vote
1answer
15 views

My clutch cable has been stretched and since tightened to fix it. Should I replace it?

I have a VW Polo 2001, 37000 miles, manual transmission, 1.4 engine, with a replaced clutch and timing belt, and a reconditioned gearbox. I didn't face any resistance in my pedal last night. The ...
1
vote
1answer
61 views

Will any starter relay / solenoid do? For my motorcycle

I'm looking for a starter relay / solenoid for my 2004 Yamaha TT600RE. That part seems to be scarce for this bike. How interchangeable are solenoids for motorcycles? Will any Yamaha 600cc solenoid ...
1
vote
0answers
8 views

Nissan vanette, low beams not working, high beams are! New relay wires still no change? It's a 1998

Work up to one head light no working on low beam. Both are working when on high beam. Checked all fuses, and the seem to be ok. Relay terminals are brand new. But after a week there is only one head ...
0
votes
0answers
2 views

2002 Dodge Stratus loses all electric power after jump starting and running a few minutes

Already replaced the alternator and battery. Alternator is putting out 13.7 volts and battery is reading 14.1. I jumped the battery and starts right up, but after removing jumper cables the dash ...
2
votes
1answer
37 views

Is it OK to not fix a power steering rack leak?

I have a 97 Honda Accord with 122K miles on it. Recently, if I drive over bumpy roads, I'll sometimes feel vibrations seemingly from the underside of the car, almost as if something might be loose. ...
1
vote
1answer
15 views

How can I estimate CO2 emissions for a vehicle travel distance [on hold]

How can I properly estimate CO2 emissions for a given travel distance (of a private vehicle)? I found the following formula, but I'm not sure that it's correct: kgCO2 = Average fuel consumption per ...
3
votes
1answer
33 views

Low beams won't work

I have a 2007 Ford Focus. For some reason my low beams won't work. I've checked the fuses, replaced the relay, replaced the bulbs, and replaced the headlight switch in the dash. Still nothing. All ...
2
votes
0answers
20 views

Washing Engine Bay / Underside From Oil / Dirt

I'm considering getting a power washer for the purpose of cleaning engines, bays and car / engine undersides of built up dirt and oil and was wondering what the minimum PSI and flow rate required are ...
1
vote
1answer
29 views

2015 hawk 250cc enduro motorcycle

While riding down the street, our motorcycle just died. Tried to restart it and it sounded like it wasn't firing. We changed the plug and ignition coil and still not firing. What should we do now?
2
votes
4answers
88 views

Car declared a total loss, what do I do?

I recently sent my 2007 Honda Accord LX 94k miles into the shop after getting rear ended by someone who was texting and driving. I got a call from the shop saying that it was declared a total loss. ...
3
votes
1answer
19 views

Headlights come on by themselves

Why would the headlights on a 2006 Saab 9-3 come on by themselves while the car is off and parked?
3
votes
2answers
45 views

Should I let air out of my tires?

I bought a car brand new 9 months ago. My tire pressure sensor came on. I checked the tire pressure, and it was at 35 PSI. My maximum tire pressure is 51 PSI with a warning not to fill above 40 PSI. I ...
1
vote
1answer
24 views

Codes like P0171, P0101

My 2001 Nissan Sentra shows a P0171 and P0101 code. I tried to clean the sensor and the part after that (I don't know the name) and it's still showing the engine light. The sensor seems like new to ...
2
votes
1answer
39 views

Should I replace the AC's expansion valve?

The problem: Mazda 3 2008 125 K miles this is the first major ( > $300) thing to need fixing on this car The problem originally was that when you turn the AC on you get some cool air for about 20 ...
5
votes
4answers
68 views

Removing oil stains from the driveway?

A few weeks ago, our car seems to have spilled some oil on our driveway. I regret that I didn't ask sooner but I hope it's not too late: --> What can I do to remove these stains? As for the car, I'm ...
0
votes
0answers
23 views

How to close the re-circulation flap?

I have a 2001 Chevy Malibu and I am having a problem with the re-circulation switch for the AC. I am trying to figure out how to close flap so there is no outside air coming in can anybody help me ...
4
votes
1answer
100 views

Oiling lawn mower air filters

Why does the air filter on a lawn mower need to be oiled? Is it true that major engine damage will occur if the intake air filter is not oiled?
1
vote
2answers
39 views

RPM problem (car is jerking)

I have a Toyota Sx Carina, Model 1995, engine: 5E-EFI. I just bought this used car. But when I am driving I am facing some problems. When I drive in D mode the RPM (race) is not constant. It is just ...
2
votes
2answers
50 views

Transmission Fluid Leaking from AC Condenser. Can I replace it myself and drive it to shop to do the before & after work?

My car is a Mazda Tribute My goal is to have the AC Condenser replaced. However, there are certain steps in the process that I can't do myself. These are: Before work: Discharge the AC Empty the ...
2
votes
1answer
29 views

voltage regulator overcharging?

Does a voltage regulator keep/ensure that the voltage at the battery is always approx. 14.5 or does it make the voltage from the alt. bypass the battery when it is fully charged so it does not ...
4
votes
1answer
48 views

Assembly lube or engine oil when reassembling cylinder heads

I have read differing opinions on what should be used to lubricate cylinder head parts, such as valves, lifters, camshafts and bearings when reassembling cylinder heads. Some prefer engine oil while ...
0
votes
1answer
21 views

56 Passat 2.0 Tdi dull humming noise somewhere behind driver seat?

0 Tdi Passat and it has suddenly started humming and sounds like it's behind me in the back some where?? The noise happens sometimes and other times it's not there. It doesn't change whether I'm ...
4
votes
1answer
33 views

Peugeot 207 depollution fault

I have a 2008 Peugeot 207, 1.6 Turbo and lately the depollution system is faulty - the check engine sign lit. The car still has the power of a 1.6 engine but the turbo is not working. One mechanic ...
2
votes
1answer
37 views

What is the difference between CAN-C and CAN-IHS buses?

When talking about a 2014 Jeep Cherokee, what is the difference between CAN-C and CAN-IHS buses?
7
votes
2answers
158 views

How do variable-length intake manifolds work?

I have heard many vehicle manufacturers have been using this to improve power and torque figures. They do this by altering the length of the manifold, I am hoping for better diagrammatic explanation. ...
12
votes
5answers
3k views

Why not use gasoline on diesel engines or vice versa?

I've read gasoline engines use sparks to ignite the mixture, but diesel engines use just compression which can't be done in gasoline engines due to high compression ratios which can cause engine ...
2
votes
1answer
432 views

Does stalling damage my car?

I sometimes stall my car, as I have a new one and the biting point is so high. Anyway, someone told me stalling damages my car, but all it does is force the engine to a stop... Does constant ...
2
votes
1answer
44 views

Is it safe to lower the S550 (2015+) Mustang by 1" in the northeast US?

I have seen 5.1" and 5.9" listed as the ground clearance on the S550 (2015+). I don't know which is true, but I would like to lower the one I have ordered by 1" to improve handing. Is this safe to do ...
2
votes
0answers
18 views

Is the Ice Bear scooter 600cc engine made by Honda?

I'm looking at several silver wing bikes. Ones is a 2007 and $ 3995 from a dealer but I have to get it shipped to me. There are other scooters I'm looking at also. One is named Ice Bear and is a ...
3
votes
0answers
28 views

Six to Eight Engine Swap 1968 Mustang, what parts are required

Swapping out a 200 cid L6 for a 302 V8. What parts are required to make the swap. I would like answers with reliable sources. I am finding mixed information on this topic. The engine mounting ...
2
votes
2answers
56 views

Oil level increase and in few days drops to nothing

I have an 01 mustang gt . Two days ago I checked the oil level in the dipstick when my car was warm and it was way above the maximum level . I parked it and checked it again today the oil level was ...
5
votes
1answer
105 views

Clamping two 2" exhaust pipes together

I have a replacement exhaust system that I just bought. Just has a tailpipe, muffler, and a flange that connects to the header. What would be the best way to join these pipes, aside from welding it? ...

15 30 50 per page