Repairs & Ownership
Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest parasitic-draw test on a modern car that takes…
Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest parasitic-draw test on a modern car that takes…
Twice this month I turned the key/button and got lights but no crank. After trying again a few minutes later it started normally. Battery connections look clean. Starter relay, brake switch, starter…
Phone charging stopped on both the wireless pad and USB ports, but everything else in the cabin seems normal. Before I pull trim apart, are these usually on one fuse/module or separate circuits? Appr…
2022 Cadillac Escalade Sport, about 118,000 miles. Battery tested okay at a parts store, but if the car sits for a weekend it sometimes won't crank. Alternator voltage looks normal while running. How…
2020 Mercedes-Benz E-Class E450, about 69,500 miles. Twice I have had full lights and accessories but no crank. After waiting a few minutes it starts normally. Battery terminals look clean. What woul…
2024 Polestar 2 Long Range Dual Motor, about 9,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is t…
This started as a small annoyance and I finally decided to track it down. Twice I have had full lights and accessories but no crank. After waiting a few minutes it starts normally. Battery terminals…
2021 Mazda CX-5 Turbo, about 55,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest par…
Battery tested okay at a parts store, but if the car sits for a weekend it sometimes won't crank. Alternator voltage looks normal while running. How would you narrow down a parasitic draw without pul…
2024 Volkswagen Golf R, about 32,000 miles. Twice I have had full lights and accessories but no crank.
2023 GMC Sierra 1500 AT4, about 151,000 miles. Twice this month I turned the key/button and got lights but no crank. After trying again a few minutes later it started normally. Battery connections lo…
Twice I have had full lights and accessories but no crank. After waiting a few minutes it starts normally.
2024 Ford F-150 Lariat 3.5 EcoBoost, about 8,200 miles. Battery tested okay at a parts store, but if the car sits for a weekend it sometimes won't crank. Alternator voltage looks normal while running…
2022 Ford Maverick XLT Hybrid, about 54,000 miles. Twice I have had full lights and accessories but no crank. After waiting a few minutes it starts normally. Battery terminals look clean. What would…
2018 Cadillac CTS-V, about 92,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest paras…
Twice this month I turned the key/button and got lights but no crank. After trying again a few minutes later it started normally. Battery connections look clean. Starter relay, brake switch, starter…
Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest parasitic-draw test on a modern car that takes…
This started as a small annoyance and I finally decided to track it down. Twice I have had full lights and accessories but no crank. After waiting a few minutes it starts normally. Battery terminals…
2024 Mercedes-Benz C-Class C300, about 118,000 miles. Battery tested okay at a parts store, but if the car sits for a weekend it sometimes won't crank. Alternator voltage looks normal while running.…
