Tag Archives: Engine

Questions and answers to all common engine problems. Auto repair help and advice from expert mechanics. Fix it yourself and save money.


2004 Toyota Tundra Loosing Battery Power and Gauges

Yes, hi I was driving and radio went off, dashboard dimmed, gauges all fell, speedometer when up and down then stopped at 0, lights dimmed, truck kept almost stopping. turned off lights and windshield wipers, then truck surged on, then after 1 mile or so it finally quit. turned it back on and lights on but engine will not turn, like battery is weak or starter…

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2005 Chevy Trailblazer Runs Rough at Idle With No Compression

#1 cylinder in my 2005 Trailblazer has no compression. I applied air pressure and it sounded like the exhaust for no air came out f the throttle body. There was air coming out of my # 5 cylinder with the #1 at TDC. wanted your opinion on if you think it is an exhaust valve not seating? ProTech Yes, I would think that is your…

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Which Catalytic Converter is Bad on My Ford F-150

2004 Ford F-150 Lariat 4×4 exhaust pipe exiting resonator on driver side warm. exhaust pipe on passenger side exiting resonator hot which catalytic converter is bad? and can you clean out the carbon? ProTech: How much of a heat difference is there? There is a significant amount of difference. drove truck for about 30 min. and was able to hold hand on exhaust pipe driver…

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2003 Buick Century ABS and Low Trac Lights On Dash

I have a 2003 Buick Century and there are several warning lights that come on at different times when I am driving. the low track light, the abs light, and etc. These lights are all yellow-orange in color not red. I have checked the car several times myself and have had it checked by mechanics also. When we put a diagnostic computer on it there…

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Reduced Engine Power Warning And Check Engine Light

The reduced engine power warning message can come on your car or truck. Today’s vehicles are for the most part completely electronically controlled. From every button and switch on the dash down to the ‘fly-by-wire’ throttle control system. Back in the day, before these electronically controlled throttles, everything was cable actuated. You press the gas pedal, and a cable opens the carburetor or throttle body.…

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How To Replace Buick Park Avenue Belts

I have a 1996 Buick Park Avenue Ultra that needs both serpentine and super charger belts replaced my questions is, it appears that i have to remove the motor mount or bracket in order to do this, Ive never seen this before or am i just not seeing it clear. thanks for your help, Paul Protech: Yes, that is correct. You have to remove the…

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1999 Chevy Malibu Low Coolant Light Flickering

I had just put in a brand new radiator on my 1999 Malibu, and the coolant low light will not turn off, the coolant should be full up, but the light doesn’t turn off and the car stays at a even temperature just a hair above the mid point. Mechanic JK: OK. I think i know what the problem is. First, are you sure the…

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Jaguar XJ6 Six Cylinder Won’t Start

I have a Jaguar xj6 that won’t start. It is a 6 cylinder with fuel injection. I think that it has a problem with the module. The same module is used in a 78 Chevrolet. What is the function of the module? Protech: Not familiar with Jaquar. What module are you referring to? It is an ignition module. It is about 1-1/2 inches long and…

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2000 Chevy Impala Transmission Problems

2000 Chevy impala 143,000 miles. I had a new transmission put in 13 months ago. Lately I noticed the slipping again and swooshing noises like liquid moving. Happens more when engine is hot (after 25-50 miles of driving) For two weeks now the engine light has been going off and on. Today I took it to a dealer and they put the computer on to…

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2004 Chevy Impala 3.4L Spark Plug Wire Routing

I have a 2004 Chevy impala that i cant get my wires set right on.i really need some help with my spark plug wires.i removed them and i cant put them back on right…can you help me??? Mechanic What year, make and engine size? 2004 Chevy impala 3400 3.4. The rear plug wires are the odd numbered. The front are the even number. I need to…

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Oil and Coolant Mixing In Engine- Pictures

I had the pleasure recently, or displeasure rather, of getting a customer’s vehicle that was overheating and running very poorly. Once I got in and started it up, I knew it was going to be pretty messed up. The engine was knocking, misfiring, and almost immediately going into the red on the temperature gauge! I pulled it in and the first thing I did was…

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