We are Dealership auto mechanics with over 40 years experience.
On this website you will find car repair answers, pictures, forums and information.

Browse our free car repair help in our-
latest answers

ProTech’s Corner – Read the blog from the daily life or a REAL Dealership Technician. Get the inside scoop on what really goes on at the Dealership- behind the scenes. Mechanics are real people who have a career just like you. His information is through his eyes, honest, real and sometimes raw. We dare you to find anywhere on the Web the truthful, unbiased and behind the scenes stories of what goes on at the Dealership.

Browse our ask questions in our-
Car repair Forums

Some Recent Car Questions And Answers:

• 2001 Chevy Blazer 4WD Won’t Disengage I have a 2001 Chevy blazer my 4 wheel drive wont disengage unless i put it in reverse and turn the wheel then back up. I’ve replaced the vacuum switch on the transfer case, replaced the in dash switch and just today put a new encoder motor on the transfer case. what happens is i try ...
• Chevy Trailblazer Acceleration Problems I just bought an 03 Chevrolet Trailblazer ext. Problem that I’m having is, when I’m driving doing 50-65 it acts like it accelerates and then slows down? N keeps doing it!! Please help me with this problem.. Thank u. Answer: If you mean that the engine is revving up and down, not that the truck is actually speeding ...
• Information About Car Safety Recalls Lately at work, there has been an increase on vehicles coming in for recall work or other safety issues. Usually, this is normal, but the past few weeks have seen a rise in recall repairs that are more than a year or two old! Just today, I had a Chevrolet Impala that came in the ...
• 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 ...
• Ford Explorer check engine code P0106 I have Ford Explorer model XLT 2009  4.0L-V6, my problem is check engine light ON. After Computer test appears ( code P0106 ). I read about P0106 code. that mean a problem in Manifold Absolute Pressure Sensor (MAP) So car mechanic told me to change the EGR sensor. I buy original part from Ford Motor Company. And ...
• Ford Trucks Throttle Body Bad- Won’t Start Hello I have a 2006 Ford Explorer XLT. It has about a hundred and fifteen thousand miles on it. The Saturday before Christmas I pulled out of my driveway and drove maybe half a mile and then the wrench light came on so I pulled over and as soon as I came to a complete ...
• Oldsmobile Silhouette Belt Pulley Replacement I have a 2002 Oldsmobile Silhouette and the main drive pulley appears to have a sleeve on it (the grooved part of pulley) and it popped off how do I put it back on or does it need replaced. ProTech: Just so I am clear. You have the pulley off the car and the sleeve has come loose? No, ...
• 2004 Pontiac Grand Prix Catalytic Converter I/M Flag Not Ready 2004 Pontiac Grand Prix with a “2” motor will not go “Ready” with the catalytic converter test for I/M testing. I went in the service manual and did the testing for P0420 where you run the car for 1 minute in park then put in in drive while observing air/fuel mixture. The readings change from ...
• 1996 Pontiac Firebird Engine Code P0151 Oxygen Sensor The engine light came on in my 1996 Pontiac Firebird with a 3.8 engine. The code is P0151. Is this an oxygen sensor. If so which one and how do I change it? ProTech: Yes that is a code for an oxygen sensor that has low voltage. You probably need to replace it and you’ll be fine. ...
• 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 ...