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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 6, 2024
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2003 Chevrolet Silverado 1500 5.3L abs VIN: 2GCEK19TX3
This brake system does not have hyro-boost,it has vacuum pump on the brake booster, 4 wheel disc brakes. The trouble I am having is the brake pedal is solid without engine running but as soon as it is startedthe pedal goes to the floor and will pump up ver...
2005 Lincoln Aviator 4.6L Timing Chain Noise VIN: 5LMEU88H55
customer says noise just at first start. goes away in a few seconds. has seen a low oil pressure light on 2 or 3 times. I feel we might have a failing oil pump or maybe need to change the viscosity of the oil. runs good no codes

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