Q: My car accelerates on its own and rpm goes high anf it happens for like 4 secs then goes back to normal
I have a 1998 gmc yukon 5.7 engine automatic transmission and when i use it after a while it starts accelerating on its own n rpm goes high n its hard to stop so i throw it on neutral and it does it for 5 second and becomes normal then after 10 min or more it does it again
My car has 175000 miles.
My car has an automatic transmission.
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It is possible that your throttle cable could be getting stuck causing the throttle to stay open. I would recommend visually inspecting the cable and lubricating it if necessary to resolve this issue. If this does not fix the problem, I would recommend having an engine runs rough inspection performed to determine the exact cause of this issue. Consider YourMechanic as this inspection can be completed at your home or office.
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