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  1. K

    sudden P0300 on otherwise good running truck

    99 tahoe. p0300 multiple random misfire after leaving car show and hitting the highway. noticed motor had abnormally low power, barely able to get to 65mph in 3rd. CEL started flashing then stayed solid. afterwards, torque converter wouldn’t go into lockup, like some kind of limp mode. pulled...
  2. K

    brand new ac compressor rattle ac delco

    i replaced my ac compressor with a new ac delco unit a couple years ago and it’s been making rattle noises since day one, whenever the clutch is engaged. should i still have this replaced with the sanden upgraded part? not sure if the rattle is hurting cooling performance. it’s pretty audible...
  3. K

    Dual rear exit exhaust for Tahoe? Flowmaster kit

    i found this kit for K1500s, 141" wheelbase. is the tahoe 141" wheelbase? if so, i don't see why this couldn't bolt up? any thoughts to this post overall would be appreciated. https://www.holley.com/products/exhaust/exhaust_systems/flowmaster/american_thunder/parts/17470 would likely be...
  4. K

    UPol Raptor Liner paint job + clear coat

    did this about 6 months ago. definitely isn't everyone's style but i think it came out great for a first timer. 1 coat Raptor Liner, 2 coats of clear mixed with flake/color from Didspade (gravedigger), 2 coats clear. 5 coats total. overall texture is bumpy but slick, think maximum orange peel...
  5. K

    Thoughts on wheel choice? GMC 20s vs Cadillac 22s. Torn on options

    This is my existing wheel setup. 2017 GMC 20s Debating swapping to 2022 Cadillac 22s (crappy photoshop) I have an immediate buyer lined up if I were to swap, so the sale will be easy. While I do like the OEM snowflakes and get tons of compliments, I'd like to have a slightly bigger OEM...
  6. K

    Aux AC Fan for 99 5.7 Tahoe - Wiring?

    i see there is a provision on the pcm for an aux fan which i believe was used for the 7.4 trucks. is this pin enabled for 5.7? does it trigger on with 12v and can be used for a standard relay? trying to think how to properly wire an aux fan for the condenser. trying to avoid pcm tuning. i know i...
  7. K

    AC turn-on issue after running motor at car shows

    truck is a 99. what i've replaced: compressor, accumulator, both schraeder valves, orifice tube, and fan clutch. i'm fairly sure i replaced the switch on the accumulator haven't replaced: pressure switch on back of the compressor. same with the low pressure switch. i don't know enough about AC...
  8. K

    Front brake line kit for 99 Tahoe 4WD w/ ABS?

    Are there any pre-bent front brake line (and hose) kits for a 99 Tahoe 4WD w/ ABS? The rear line was already replaced from the connection at the driver side front frame rail all the way to the drums. Looking to do the rest now. I found this kit but it doesn't say whether it works with ABS. Any...
  9. K

    Blower motor stuck on (99)

    i went to go turn the blower off (AC) and the blower fan wasn’t responding to me turning the fan speed knob. it stayed at speed 3 no matter what. i pulled the hvac controller out and the fan speed knob was extremely hot as well as the plug. the wiring didn’t feel anywhere near as hot. plug...
  10. K

    Cargo door weatherstripping issues

    my 99 tahoe has been having leaking at the barn/cargo doors where water will leak from the top of the doors and pool down at the bottom inside the vehicle. i bought the full LMC truck kit for around 260 which didnt solve the issue. on the LMC kit, the rubber that runs around the body is much...
  11. K

    Vapor canister orientation?

    i had to relocate the vapor canister due to installing triple alternators. its currently pointing sideways, would this still allow it to work properly? i have to have it due to emissions testing. i drove it 40 miles like this with no CEL. any info would be great!
  12. K

    99 4l60e. transgo shift kit or B&M electronic shift kit??

    hi! i've been researching on this site and debating whether i should go with a transgo shift kit, or a B&M electronic kit, or do the $3 resistor mod i found on this site. i have electrical experience so im not afraid to do the resistor mod. i have a 99 4dr tahoe with the 4l60e and factory HD...
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