Tag Archives: Schematic

Schematics and wiring diagrams are an important tool to have for proper car repair and diagnosis. Read our growing list of questions and answers by expert mechanics.


1998 Chevy Lumina Fans Quit Working

1998 Chevy Lumina question. Cooling fans quit working relays are good fuses are good fans work with direct power they don’t work with the temperature switch unplugged either. Could jump it at the PCM but don’t know where it is located. Answer: The PCM is located under a cover on the passenger side under the hood. You need a schematic to find out which wires…

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2001 Chevrolet Impala Has No Brake Lights

2001 Chevy Impala  rear brake lights are not working.  I do have the 3rd brake lights. All of the bulbs are good. I bypassed stop light switch and have replaced turn signal switch. I have checked the connections and they seem ok. Could the four way flasher switch be bad ?? Turn signals do work fine. Answer: Did you check all the fuses? Just need to…

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Car Repair Problems For Mechanics

Car repairs can be tough on a mechanic. Auto repair on cars and trucks for a living can take it’s toll on you. After years of sevicing all makes and models, my head is full of information, specifications, procedures and common problems. Many of which are now useless to me since older cars no lnger come in to the new car dealership for repairs. We also…

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2000 Oldsmobile Intrique Coolant Boiling Over and Gauge Reads Hot

This is a long shot by me and hope that you will help me. I have a 2000 Oldsmobile Intrigue. I got new and have been keeping it up since. You have probably heard of this engine running hot during the winter time ( for those of us that live in cold states) but normal in the summer and mine started a few years ago…

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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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2005 Chevy Equinox Blower Motor Speed Problems

2005 Chevrolet Equinox, starts up but when I put it in gear, it is in overdrive. Turn it off then restart it, it works fine for a while, then does the same thing again at a stop sign or light. Mechanic JK: what makes you think it is in overdrive? That’s what it seems. Hit the gas and it is like a slipping clutch(auto) until…

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2007 Grand Prix Headlights Keep Going Out

I have a 2007 Pontiac Grand Prix and my headlights keep going out. Mechanic JK Both sides at the same time? Do you mean the bulbs are burning out, or just they go off. Both sides at the same time one day they went out for two days and came back on. OK. Give me a moment to look at a few things… Do you…

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