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| Expert | Average Ratings | Expertise |
|---|---|---|
Tim haganU.S.
Available
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Can answer most questions on GMC and Pontiac or similar body styles throughout GM |
Hi My best answer would be to check the fuel pressure when it will not start. Guessing will only cost money. Check fuel pressure, spark from coil and also from dist to plugs. If presssure bleeds down
aftermarket pumps are hit and miss, i have heard of some that last a long time and others that do not make it 6 months, a GM pump will be considerably more expensive, but less prone to failure. If you
it could be a battery we have seen some with issues, i guess my only question is do you have onstar or xm radio? we have seen some of theses cars get stuck in a loop mode where the modules do not power
Well first and foremost, they are going to be difficult to remove due to corrosion, if you are replacing them the easiest way is to beat the daylight out of them with a hammer, a slide hammer is high suggested
i would just remove the dex cool and install green coolant, the glycol in the green coolant will kill the enzymes that often cause issues with the dex cool, so if you drain it out and install green whatever

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