You could try thermocure to clean the rust out. Desolves rust and turns it to black oxide; **** works wonders.
Thermocure TC001 Coolant System Rust Remover - 32 oz. https://www.amazon.com/dp/B00R74I5UY/ref=cm_sw_r_cp_apa_8ybuybAFNMAW4
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22Throttle position (TP) sensor – voltage low
44Oxygen sensor (O2S)/heated oxygen sensor (HO2S) – mixture lean
54Fuel pump circuit – voltage low
1994 GMC Sierra SLE K1500 5.7
What could the causes of these codes be? The codes are active after about 5-7 seconds after start up. The truck...
Yeah, just got done reading the thread sorry. I am new here, dont mind me; lol. I will definitely leave that alone and just tuck the wiring out of the way lol
Poncho: They wouldn't accept a picture of speedo. This is the MVA were talking about here.
Thanks for stating the obvious......
Df2x4: I have already checked all fuses.
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1994 GMC K1500 5.7
So the story starts off like this, the truck was given to my father by his father and now my father gave it to me. I noticed somethings needed to be repaired such as plugs, wires, suspension...etc. The truck had sat for a while and I left the tags on and accidentally let the...