reduced acceleration

  1. J

    0-60 in 14 seconds?

    2013 Suburban LT, no CEL, no other warning lights. I've felt like the bus is running sluggish, struggles to get around traffic in the the passing zone (60-80), struggles to get up a hill, etc. Took it out yesterday, floored it, 0-60 in 14 seconds. From what I've read, that should be 7-9...
  2. C

    Service 4WD light came on last night, causing shifting problems

    On my 1999 GMC Yukon Denali (5.7L V8 ~213k miles) The Service 4WD light came on last night while I was driving, ever since the light came on when it tries to shift from 1st to 2nd the engine almost dies due to the rpm dropping so low, it has a fair amount of acceleration loss compared to before...
  3. S

    2022 Tahoe RST Reduced Acceleration Drive with Care - Valve Body?

    Hi All - Last week driving my 22 Tahoe RST with 30,615 miles at about 30 mph, my engine light started flashing and then went solid, and the message "Reduced Acceleration Drive with Care" message came on. I had about 7 miles left to get home and couldn't go higher than maybe 25mph, with the...

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