WebALL 2014 - 2024 Silverados and GMC Sierras Get ready for a Repair ! This cold start issue will most likely effect most of these LT 5.3 liter trucks. It does... WebDec 17, 2024 · Plug an OBD-II scanner into your vehicle’s OBD port and reset it to clear the check engine light. Disconnecting and reconnecting your battery will restart your vehicle’s computer and clear the light. Drive an older vehicle around for a few days after repairs. The light will go off on its own once the computer resets.

What Does Your Check Engine Light Mean? Edmunds

WebFeb 20, 2024 · The easiest way to reset the check engine light is by using an OBD2 scanner. But if you don’t have one available, try disconnecting the battery, cycling the ignition, pulling a fuse, or letting it go away on its … WebSep 2, 2014 · The engine would make a strange sound on cold startup and then the light would turn on. I turned off the car and turned it back on and the problem disappeared. I … hw intuition\u0027s

Check Engine Light On? Here’s What to Do - CARFAX

WebEngine misfire usually happens after the engine reaches normal operating temperature. In some cases, however, a misfire could only be detected during cold start conditions. If this happens, check the spark plugs, spark plug boots, and ignition coils for signs of coolant, oil, or water contamination. WebFor many drivers with older cars, it’s a likely reason the Check Engine Light came on. Bad compression: A burnt or bent valve, worn piston rings, or valve timing that is off will cause a misfire as well. These issues are … WebOct 1, 2024 · Check if you have enough oil in the engine ( see how to check the oil level ). Low coolant level can cause problems too. 2. Visually check if the battery terminals are … mash 125 seventy five occasion