Questions & Answers for: GMC rain problems

99 Yukon 5.7 won't start, ONLY when it rains Problem for several years, multiple dealers, still no luck. We thought we had it when we replaced the MAP sensor in Jan 08, but doing it again. I still ...

1999 gmc safari every time i turn the motor over it turns over but does not start. this just started last week every time it rains or get damp ourside and it is raining now this is a big problem with ...

whenever it rains, my 1999 gmc savana won't start until it dries up. Someone mentioned this is a coil pack problem and that I should put di-electric grease on the contacts??? is this correct and if so

Distrutor problems, every time it rains or gets Distributor problems, every time it rains or gets wet the truck runs rough for the first few miles and acts like it wants to stall. The contacts under ...

2003 Envoy wiper display problem Yesterday I had a problem with my 2003 Envoy while driving in the rain. When I turned the windshield wipers on after a few seconds the green led displays on the dash ...

hi, i have a 2000 gmc jimmy and whenever it rains hi, i have a 2000 gmc jimmy and whenever it rains or the humidity gets real high it starts to spit and sputter... and this morning after a lot of rain

when it rains or night dew car wont start had this problem before and it was the plug wires, simply for the fact that the moisture from the rain in the air caused them to jump fire, look under your ...

...be wrong? Is it antifreeze? If so, you have a hole in your heater core? if it is flooded with water(RAIN) & you park under or near a tree, the cowl vent could be plugged with debrise & not ...

My 2000 GMC Jimmy wont start in the rain, when it stops raining and everything dries up it will then start do you know what the problem could be, thank you if your vehicle has a distributor cap on it,

1999 Suburban 5.7L Misfires when it rains. Truck runs perfect in dry weather. When it rains it will begin to misfire. Scan tool shows multiple cylinder misfire. When the rain stops the truck will run ...