Tag Archives: Problem

What’s wrong with my car? Find some great answers to auto repair questions. Read common problems and detailed repair procedures from expert mechanics.


2000 Chevy Venture Van Doors Won’t Unlock

I have 2000 Venture LS with 3400. I am starting to have problems with both rear doors (1 powered and 1 not), the doors will not unlock even manually. Locks seem to be jammed. Then they will work for no apparent reason. I hear clicking but no movement of locks when they stick. The power door does not work all of the time when any…

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1996 Pontiac Grand Am Code P0171 and EGR

HI,I have a 1996 Pontiac Grand am that has two codes P0401 and P0171 can the two be relayed I know one is EGR flow insufficient and the other is fuel system lean. do you think the EGR Valve is staying open causing the lean. ProTech: They can be related yes. The p0171 is a lean code, and the p0401 is an EGR code. If the EGR valve…

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My 1999 Pontiac Grand Am Won’t Start

I’m having a problem with the charging system on my 1999 Pontiac Grand Am. New alternator. Fuses good fusible link good just won’t charge. ProTech: Have you done a charging system test? Yes did a load test on the battery that’s good alternator tested good off the car while car is running only at about 12 volts and eventually drops until car dies. Since the battery…

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Some Blower Motor Fan Speeds Not Working

This one has been a big issue over the years. Many, many times a car or truck will come into the shop with the customer complaining that their blower motor doesn’t work, or only works on high speed, etc. This is usually the case after a blower resistor failure on one or more speed settings. What is happening to them you ask? Well, the resistor…

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1996 Cadillac Passkey Problem

My 1996 Cadillac says theft system problem and car will not start. ProTech: You probably have a bad ignition cylinder in your Cadillac. Can I take care of that on my own? Are you capable of disassembling the steering column? Yes. It also requires quite a few special tools. But if you are capable, go for it. Not entirely a hard job. The wires to…

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2006 Chevy Equinox Temp Gauge and Trailblazer Heater Core

2006 Chevrolet EQUINOX … AFTER A COOLANT SYTEM FLUSH MY TEMP GAUGE SHOWS A COOLER TEMPSERATURE THAN USUAL..CHECK ENGINE LIGHT HAS COME ON…OTHER THAN THAT CAR RUNS FINE ? ANY IDEAS ON WHAT IS CAUSING THIS. ProTech: You probably need a thermostat now. After the flush, debris has gotten clogged in the thermostat and it is stuck open…that will set a code as well. OK…

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2002 Oldsmobile Alero Marker Lamps Stay On

I need help with LED bulbs on my 2002 Oldsmobile Alero. ProTech: Yes, go ahead. What make and model vehicle do you have? Was this from some sort of conversion kit with instructions? 2002 Oldsmobile Alero. They were the correct size and voltage and there was no conversion. I installed new led blinkers in front and back and they stay lit 100 percent of the time and…

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2000 GMC Yukon Stuck In 4 Wheel High

2000 GMC Yukon-4×4 is stuck in 4hi. service 4wd light on dash is on. i changed the dash switch, same problem. i pull off the transfer case actuator and hit switch, it makes a noise and the front diff act makes noise too. the transfer case actuator does not turn though. is it supposed to? ProTech Yes it should move, you most likely have a…

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2005 Chevy Trialblazer Transmission Not in Gear

I have just replaced the engine in my 2005 Trailblazer. I can move the shifter lever but it will not go into gear. It cranks and idles fine. Engine will rev with the shifter in any position. You probably left the shift cable off, it may have come disconnected from the transmission. It’s there and installed. Or you left the torque converter bolts off, and…

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Pontiac Grand Prix Knocking Noise- Will Not Crank Over

Yes, I have a 2005 Grand Prix and every time it shifts it makes a slight knocking noise. Shifts sorry. That’s OK, something like that could be a bad motor or transmission mount. Or, possibly something inside the transmission. Does it do it every up-shift in every gear? No just once OK, so is it like right from a stop when it does it? Yeah…

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Electric Power Steering – Problems And Repairs

Many more of new cars and trucks today are using a new kind of power steering system. This system is all electric. That is, there is no hydraulic power steering pump that is driven by the engine drive belt. No fluid to build pressure to operate the rack and pinion. No power assist of any kind from fluid. There is not fluid reservoir to check…

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1999 Pontiac Montana Check Engine Light Blinking

I have a 1999 Pontiac Montana code p0306 misfire detected. Check engine light blinking. Changed spark plugs, wires, ignition coil and put in new fuel filter.  We checked compression and it’s good but still the same. What else can I do to fix the problems that all happened when i fixed a gas leak. Mechanic JK What kind of gas leak did you have? Just past the fuel filter…

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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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Chevy Lumina Hard To Shift Gears

I have a 1997 Chevy Lumina. Last couple days I was having trouble shifting into gear – park to neutal to drive. Very hard to pull. I took the car to several mechanics who said it was the transmission – cable. So, I had it replaced, mechanic said the old cable was locked up causing the problem Then he asked me if I had trouble…

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