Category Archives: Chevrolet
1997 Chevy S-10 Keeps Blowing Ignition Fuse
Have a 1997 Chevy s10 p/u that keeps blowing #10 fuse. Key in on position its OK, but as soon as turn key to start it blows fuse ProTech: Do you know what circuits are on the fuse? Says its the fuse for the ignition #10 fuse Do you have any aftermarket equipment on the truck? Like an alarm, or remote start, or anything else…
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 switching from 2hi to 4 hi and it does but…
2004 Chevy Venture Accelerates On It’s Own
I have a 2004 Chevy venture van with a 3.4 that accelerates when it wants to. It happens when cold or hot, just starting or going down the road. I have changed the TPS and IAC and plugs for both of them. Found a bad vacuum line between Map and fuel pressure regulator and also one on the EGR and replaced both of them. I…
2006 Chevrolet Impala Shifter Stuck In Park
Yes. I have a 2006 Chevy Impala and it is stuck in my garage. I cannot get the shifter to move form park to drive. It is running right now. ProTech: This is a common problem. You have an issue with the shift interlock solenoid, most likely a broken wire. If you shut the car off, you may not be able to get the key…
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…
2002 Chevy Impala Ignition Replaced But Still Won’t Start
I have a 2002 Chevy Impala and had the ignition replaced and still having problem with starting, security light still comes on. Ok, what exactly did you have replaced? The ignition switch. Alright, the switch itself has nothing to do with the security light coming on. You most likely need a new ignition cylinder and Passlock sensor housing…that is what goes inside the switch. That…
Location of Coolant Bypass on Chevrolet Impala 3800
Were is the bypass hose on a 3800 V6. ProTech: Are you referring to the coolant bypass hose? Yes The 3800 does not really have a bypass hose. It is a small plastic 90 degree elbow. It is located in the upper intake manifold on the front of the engine. I was thinking that because i just replaced upper and lower but the parts store…
Chevy Truck Battery Gauge Stuck On Zero Volts
I have a Chevy Vortec in an AV and after replacing the battery the volt meter and temp gauge reads zero. ProTech Are you sure that you hooked up all the wires and battery cables correctly? Yes engine starts perfectly. How about the fuses? Maybe one or two fuses popped during the repair. This is in a workhorse chassis and don’t know where the fuse…
2006 Chevy Silverado ABS Brakes Vibrating At Slow Speeds
Hello I have a 2006 Chevy Silverado 4X4 crew cab, having ABS problems, first once the ABS where coming on when I was braking. Just normal at a stop sign. It felt like air in the system, ABS light light would come on then later shut off, But brake felt spongy ? ProTech: The pedal will feel ‘spongy’ during an ABS activation, as it pulsates…
2006 Chevy Malibu Will Crank But Not Start
My 2006 Chevy Malibu will crank up, but it will not engage/or turnover until i press the accelerator…once that happens it works out fine…until the next time i crank it up. ProTech: Can you give a bit more info? Crank up, engage, and turnover all mean the same thing so I’m a bit confused. Will it crank but not start? OK, i would attempt to…
2000 Chevy Camaro Engine Runs Rough
Hi, 2000 Chevy Camaro v6 3.8 motor. Used to stall when driving, replaced plugs wires, and a coil pack and runs good, but seems to stall out on turns, but not all of the time, code p0300 comes on and goes off. Not sure what it is, and also starts hard at times. ProTech: Have you checked fuel pressure? Yes, its about 48 at start…
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…
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…
1999 Silverado Security Light and Won’t Start
I have a Chevy Silverado 1999 turns over but no fuel and no spark changed fuel pump cam sensor Crankshaft sensor still nothing some one told me I need to have my key reprogrammed. ProTech: Is the security light on? Yes. Then that is your issue. The theft deterrent system will kill the fuel enable signal so the truck won’t start. Your Silverado does not…