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Get unlimited fixes and wiring diagrams emailed to you by a licensed mechanic 7 days a week anytime you have a problem!

Got Vehicle Problems? Whether you want to fix your vehicle yourself OR you need an excellent INFO before you talk to a garage... this SITE will save YOU money in car repairs!

Success!!!
RICHARD...you should have been here to see the smile on the wife's face
when for the first time in months; she could signal when turning!

The A/C lower fan speeds are working again! We no longer have to use a
pencil to shift the console transmission lever out of park! The anti-lock brakes
aren't pulsating and as a family we fill like we are no longer living in fear that
the next intersection will reveal a not so understanding police officer!

A thousand Thankyou's Richard for nailing the source of this puzzling problem
down and pointing me in the right direction as to the successful repair!

Bob B. from Texas,USA about his wife's 2000 Buick Regal

I got it!

I have 0.08 volt at the ecm (engine computer) and 1.2 volts at the map sensor terminals and obviously the wire has a short!

I cheated and replaced the wire and now it works fine with no codes with the same voltage end to end! I will chase the harness in the next week or so and find the culprit to prevent further damage to others.

Thanks for your help... Your email and wiring diagram really helped!

David W. from Georgia USA on his 1999 Chevy Astro.

Click "Play" button in the repair video below on how to save gas and save $200-$300 for servicing your own mass sensor:

Testimony continues...

"This baby sings like only an inline six can!!!

no more low rpm boog!
upshifts mean more instant speed!
14 mpg instead of 8mpg!

I'am a happy camper. you sent me down a different path that caused
different thinking. and I thank you . Sometimes you just get too focused,
and you need to step back and take a different approach.
thanks again.

Allan I. on his 1994 Jeep Wrangler

ATS works and SAVED me money...

Hi Rich,

I replaced the plugs and the MISS IS GONE! Old plugs look good. This engine was running rough like my corvette which does it when a plug fuel fouls. I almost changed my $300 camshaft actuator but your advice saved me over $200.

I could have done this myself but the advice you gave made it quicker for me.
I would recommend ATS to my fellow technicians because it's like having a spare brain in ...

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