Toyota Tundra Flex Fuel Tsb - Toyota released a tsb in 2025 (here: If you are out of the 36,000 mile warranty and a tsb comes out (important or not), will toyota do the tsb for free or do you have to pay to have it done?. Flex fuel extended crank due to alcohol density calculation date: Flex fuel extended crank due to alcohol density calculation. Now, it starts every cold start with no long crank issue. I've also read that some flex fuel owners who have had the dealer fix per this tsb have had the same problem return down the road. I needed a solution now and read that. I've got a 2025 tundra 5. 7 flex fuel with 93k miles. Occasionally it will have light throttle surging/hesitation. It's mainly on the interstate at steady speed when climbing a slight. Given that you've already worked through the obvious (tsb, recalls, etc. ) with no resolution, it seems you might be dealing with a more uncommon or complex issue. Tsb number & issue date tsb title sca0a feb. Yes it was covered under warranty, but it was a warranty that toyota offers for the flex fuel vehicles that have under 80k. I was unaware of this warranty but was thrilled when i. I've also read that some flex fuel owners who have had the dealer fix per this tsb have had the same problem return down the road.
Toyota released a tsb in 2025 (here: If you are out of the 36,000 mile warranty and a tsb comes out (important or not), will toyota do the tsb for free or do you have to pay to have it done?. Flex fuel extended crank due to alcohol density calculation date: Flex fuel extended crank due to alcohol density calculation. Now, it starts every cold start with no long crank issue. I've also read that some flex fuel owners who have had the dealer fix per this tsb have had the same problem return down the road. I needed a solution now and read that. I've got a 2025 tundra 5. 7 flex fuel with 93k miles. Occasionally it will have light throttle surging/hesitation. It's mainly on the interstate at steady speed when climbing a slight.