171,000 and still strong 12-15 city 18 highway ,

2004 Chevy Silverado LS 4X4. 5.3 motor, 4.10 gears. Currently got 40.8k on the clock, other than the tonneu cover and bedliner, it's bone stock. Averaging 18mpg around town and highway, 19 if I'm on a long trip.

1991 Silverado 1500 Stepside; 2wd; 5.7 V8; Gibson cat-back exhaust; performance chip; 93K miles; 18" Boyd Coddington wheels (who is that?); Roll-N-Lock bed cover. Otherwise it is stock. It is nonfunctional at the moment.:( I'm troubleshooting a fuel injection problem. However, overall it has been very reliable.

86 Chevy K10 half ton 4x4 reg. cab long box 4 inch BDS lift 33x12.5 Wild Country 138k on body 35k on engine bored 30 over mild cam less than 5k on rebuilt 700R4 with shift kit power windows & locks, sliding back window. stainless 2 1/4 mandrel bent true duals no cats with 18in flowmaster Cherry bombs with 24in long x 3 1/2 stainless tips. plan on putting long tube headers

1998 Silverado Z71 extended cab, 226,185 actual miles. All original except the battery and alternator. Hoping to get at least 250,000 miles...

304,000 miles
 

304,000 miles on my 88 3/4 ton 350 with a 700r4 2Wheel Drive Regular cab 8 foot bed.

Lots of alternators, water pumps, and four transmission rebuilds. Never have done anything inside the motor, just oil changes. 14 1/2 miles to the gallon if its full and or empty.

I have a 1991 Sierra with a little over 193000 on it. I have had tranny issues but as far as i know the motor is stock other than the usual (plugs, wires,ect)

Previous Silverado Z71 4x4108k miles: 3" body lift, 33" Pro Comp X-terrains

Current Silverado Z71 4x4 Crew Cab 17k miles: Black AR wheels, red bow ties, limo tint

1995 GMC Sierra WT V6 4.3 5 speed. Bought this truck new 3-3-95, current mileage 487,653, all stock, no mods, still in service, 2nd tranny w/original engine that has never "seen" a wrench, regular maintenance, runs strong, does not burn oil, no oil leaks, just keeps going and going ...

2006 Silverado LT3 5.3, Crew Cab, Z71, 104,123 ... stock, no mods yet.

milage
 

i have a 93 silverado 1500 ext. cab 4x4. 5.7L that has 379,000 miles on it and just now having to put new motor in it.