Questions & Answers for: Chevrolet Astro pressure switch troubleshooting

Question about 1999 Astro

2 Answers

...warms up. To make the pressure a little higher, you could switch to an oil with a higher viscosity. Try 10w-30 instead of 5w-30 oil for instance. If you need more help, post a comment. Thanks, ...

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pressure switch/sending unit. This switch serves two functions. 1) provide oil pressure reading 2) disable the fuel pump relay in event of oil pressure loss. === When this switch is failing to provide

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Question about 1998 Astro

1 Answer

blower motor does not turn off. stays on when switch is off or ignition switch is off this sounds like a relay problem. the relay box is normally located right next to the battery. check in the relay ...

Question about 2000 Astro

2 Answers

...then youll need to troubleshoot other area of concern You need to check if the fuel system has both pressure and flow . This operation should be carried out with a fuel pressure / flow gauge . If you ...

...oil pressure switch closes keeping the fuel pump relay on (oil pressure is above 5-7 psi). If the oil pressure switch is faulty or there is no oil pressure, the engine will stall just after

Question about 1996 Astro

1 Answer

...troubleshooting the inside door lights come on when the doors are closed instead of open I would say that the shut off switch or switches at the doors are broke, shorting out, or not working & ...

Question about 1991 Astro Extended

1 Answer

...troubleshooting over fueling ? wont start til i pull one injector wire The pressure regulator is a diaphragm-operated relief valve with system operating pressure on one side and and atmospheric ...

Question about 1991 Astro Extended

1 Answer

how do i replace the air condition switch? switch is not working properly Hello Ozzy & Liza dash switch ,clutch switch, low pressure switch, ???????

...pressure switch in fuel pump circuit, just a redundant power supply to the fuel pump. Even w/o the relay the vehicle should start and run, once the oil pressure builds up and that switch closes, the ...

Where is the inertia switch on a 1998 Chevy astro GM doesn't use an inertia switch, most makes from GM have a loss of oil pressure fuel pump cutoff switch.

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