Tag Archives: Security

Is the theft or security light on or flashing in your car or truck? Find answers to your questions. Auto mechanics give free help and advice.


Chevrolet Impala Won’t Start Unless It Sits For A While

Chevy Impala 2003. I turned my car off to go in a store. When I returned it didn’t start. A at home mechanic told me let it sit for two hours and it will start. I let it said and then it started. He stated something about dirt in carburetor, fuel pump, and hoses. Do you have any suggestions and can you be real specific.…

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How To Replace Pontiac Grand Prix Ignition Cylinder

My 1994 Pontiac Grand Prix se ignition went out of it. The key has the chip in it. I cant lock my car anyhow. So wondered if i could replace that ignition with a regular ignition with a key with no chip in it? I don’t want the chip in the key it means nothing to me. But my car is still descent shape inside…

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2001 Chevrolet Silverado Cranks But Will Not Start

My 2001 Chevy will not start. I replaced the fuel filter and I can hear the fuel pump running. Could it still be the fuel pump? Mechanic JK: What model Chevrolet is this? Any warning lights on the dash? Sorry, it’s a Silverado. No lights, and the diagnostic tool shows nothing. OK. Most likely not the fuel pump. If a new one made no change,…

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2004 Chevrolet Monte Carlo Security Light and Won’t Start

Hey, I have a 2004 Chevy Monte Carlo. My security has locked the car up. do i have to take the car to GM to get a Passlock reset or can i do it myself? Mechanic JK Is it physically locked and wont turn, or does it turn and the car won’t start? It turns and the car won’t start. I’ve replaced the fuel pump…

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1999 Olds Alero Blower Motor and Security Light

I have a 1999 Oldsmobile Alero. The blower motor does not work. I have replaced the blower motor with a delphi motor and the blower motor resistor 3 times. The blower worked one time and has quit again. ProTech: Are you sure you don’t have a wiring problem somewhere? Where do i start to look for the problem. You might want look for water intrusion…

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1994 Pontiac Transport Van Starts Then Stalls

I have a 1994 Pontiac Transport van it cranks up then dies right away there is a little light that comes on when it dies bottom right corner of the dash it is round with an arrow pointing down what is that symbol mean and could this be my problem please help. ProTech: That could be the low coolant light, and probably not the cause…

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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…

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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…

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Theft Relearn Procedure For 2008 Chevy Malibu

My security lock light is on and don’t know why or what to do! but my car will not start! Please help! Protech: What year and model car do you have? 2008 Chevy Malibu. You can try a theft re-learn procedure, but it may only be a temporary fix. More than likely you have a problem with the ignition cylinder and/or key, with the security…

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How To Reset Pontiac Grand Am Security Light

I have a 2004 Pontiac grand am and my security light stays on how can i turn it off it does not have a reset button. ProTech: You cannot just turn it off unless the problem is fixed. The security light is on because you have a problem with your Passlock theft system. There are temporary fixes, like doing a re-learn of the theft deterrent,…

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Car Repairs For a Bad Customer

I had to write this article due to the recent repair I had on a customer vehicle…..that almost wasn’t! This all started last Saturday, when a Monte Carlo got towed into the shop. It was a no-start with a dead battery. I jumped the battery and it fired right up, and I drove it into my bay in the shop. I noticed after turning the…

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Passlock Theft System Problems On GM Cars

Ok, today at work I had the unfortunate pleasure of a customer that was a complete moron and complainer! She had a Passlock Problem on her car. This happens all too often in the auto repair field, and I’m getting extremely tired of people that have no idea what they are talking about trying to tell me my job! It all started out as a…

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