Road trip mileage report
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57lxi
- SLE Member

- Posts: 76
- Joined: Wed May 28, 2008 6:51 am
- Year and Trim: 1995 Oldsmobile 88 Royale. Rescued from the auction.
Road trip mileage report
Just completed a 2464 mile road trip in my NA, 1995 Olds 88. Trip went from Austin TX to Fort Collins Colorado to Albuquerque NM to Austin. 167k on the car. Three people and a loaded trunk. Burned a 103 gallons of gas. Doing the math, that comes out to an average MPG of 23.89. Not bad I figure considering the bulk of this car. AC was on most of time, cruising speed between 75-85mph (with one 45 mile run at triple didgets following a SRT Charger that was kind enough to run point). High recorded mileage was 28.2 on one tank and the low was 23.6. From Raton NM to Fort Collins, your are pretty much climbing the whole way and I didn't back off the cruise control. Outside of Amarillo, we had a really stiff head wind for a full 2 hours. This trip gives a pretty realistic idea what one can expect in real world mileage under standard "road trip" conditions. The last 500 miles I was running solo with an empty trunk and my average mpg per tank did go up some from running loaded (the car, not me
). This was the first long road trip with this car since I got it. I was duly impressed with the passing power, a firm stomp to the floor at 80 mph and I could sail past cars very quickly with a terminal passing speed approaching 95. A far cry from my last "lead sled", a V8 Cadillac Broughem. One pass of two cars netted a terminal speed of 112 mph (geez, I need new front struts). Other than the dead fuel pump in Colorado and the blown UIM in New Mexico, everything went well.
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bonnevillain
- Retired Site Developer

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Re: Road trip mileage report
57lxi wrote:Other than the dead fuel pump in Colorado and the blown UIM in New Mexico, everything went well.
wait till you get an empty car and cruise 60-65 you should be able to get 30
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wjcollier07
- Certified Bonneville Nut

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Re: Road trip mileage report
60-65 should yield 34 easily.
I know on my recent 4500 mile trip, I yielded about 16.5-17 in the truck, 3 people, absolutely loaded back, couldn't fit another thing in. Pretty nice considering I couldn't have taken that much stuff in a car (H or C body)..so wasn't too bad at all.
I took a trip in the 93, a short trip, only two tanks of gas...alot of it was stuck in traffic in chicago, but I averaged well over 30 on the highway...and even with the nasty stop and go traffic, averaged 28 overall back and forth.
I know on my recent 4500 mile trip, I yielded about 16.5-17 in the truck, 3 people, absolutely loaded back, couldn't fit another thing in. Pretty nice considering I couldn't have taken that much stuff in a car (H or C body)..so wasn't too bad at all.
I took a trip in the 93, a short trip, only two tanks of gas...alot of it was stuck in traffic in chicago, but I averaged well over 30 on the highway...and even with the nasty stop and go traffic, averaged 28 overall back and forth.
John
Now: '15 Toyota Prius III | 134 hp 2ZR-FXE | Silver | 36k
Now: '03 Honda CR-V AWD | Slow 4-Cylinder | Dirt | 180k
Then: '07 Ford Fusion SEL | 221hp Gen I VVT Duratec 3.0 V6 | Tungsten Silver | 150k
Then: '99 Toyota Avalon XL | 200hp 1MZ-FE 3.0 V6 | Diamond White | 189k | Sold: July 2015
Then: '11 Ford Fusion SEL | 240hp Gen II VVT Duratec 3.0 V6 | Ingot Silver | 84k | Totaled: Oct 23 '14 (Rear-Ended)
Then: '96 Buick Park Avenue Ultra | 240hp Series II L67 | Medium Dark Lichen | Bought: JAN 11 @ 135k | Accident: FEB 3 '12 | Crushed: MAR 1 '13 @ 153K
Then: '98 Pontiac Bonneville SSE | 205hp Series II 3800 L36 | Topaz Firemist | Bought: NOV '09 @ 74k | Accident: MAY 28 '10 | Crushed: MAR 15 '11 @ 84k
Then: '93 Pontiac Bonneville SE | 170hp Series I 3800 L27 | Dark Yellow Green | Bought: JULY '07 @ 92k | Sold: JULY '12 @ 118k
Then: '89 Pontiac Bonneville LE | 165hp 3800 LN3 | Medium Garnet Red | Bought: JAN '05 @ 117k | Sold: SEP 30 '07 @ 152k
Now: '15 Toyota Prius III | 134 hp 2ZR-FXE | Silver | 36k
Now: '03 Honda CR-V AWD | Slow 4-Cylinder | Dirt | 180k
Then: '07 Ford Fusion SEL | 221hp Gen I VVT Duratec 3.0 V6 | Tungsten Silver | 150k
Then: '99 Toyota Avalon XL | 200hp 1MZ-FE 3.0 V6 | Diamond White | 189k | Sold: July 2015
Then: '11 Ford Fusion SEL | 240hp Gen II VVT Duratec 3.0 V6 | Ingot Silver | 84k | Totaled: Oct 23 '14 (Rear-Ended)
Then: '96 Buick Park Avenue Ultra | 240hp Series II L67 | Medium Dark Lichen | Bought: JAN 11 @ 135k | Accident: FEB 3 '12 | Crushed: MAR 1 '13 @ 153K
Then: '98 Pontiac Bonneville SSE | 205hp Series II 3800 L36 | Topaz Firemist | Bought: NOV '09 @ 74k | Accident: MAY 28 '10 | Crushed: MAR 15 '11 @ 84k
Then: '93 Pontiac Bonneville SE | 170hp Series I 3800 L27 | Dark Yellow Green | Bought: JULY '07 @ 92k | Sold: JULY '12 @ 118k
Then: '89 Pontiac Bonneville LE | 165hp 3800 LN3 | Medium Garnet Red | Bought: JAN '05 @ 117k | Sold: SEP 30 '07 @ 152k
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Jrs3800
- Retired Admin/Techinfo Admin

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Re: Road trip mileage report
Worst I have done with the 95 SE was 27 And it took some work to get there...
Most of my travels from Here to WV Nets me 29-32 Mpg... Car loaded, AC on... And running with the cruise at about 80mph...
Glad you made the trip.... Looks like it was a bit of a long road but you made it back home
Most of my travels from Here to WV Nets me 29-32 Mpg... Car loaded, AC on... And running with the cruise at about 80mph...
Glad you made the trip.... Looks like it was a bit of a long road but you made it back home
- olblueeyesbonne
- Retired Moderator

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Re: Road trip mileage report
I made a trip with the cruise set in my 99 SSEi last nigh (185 miles) and I filled up before and after the trip and found a whopping 23 mpg!!!!
Cruise set at 73 mph on I94 the whole trip. 
DHP Powrtuner & Tech 2
1998 GTP Coupe
1999 SSEi 70k miles
2000 Silverado 2500 Ext Cab 4x4/6.0L/4L80E
2000 Trans Am WS6 LQ3 (LQ4 w/LS3 top end) 4L60E
2001 SLE
2002 Monte Carlo SS Top-swapped FSIC Gen V TOG's, Mezeire.....
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1998 GTP Coupe
1999 SSEi 70k miles
2000 Silverado 2500 Ext Cab 4x4/6.0L/4L80E
2000 Trans Am WS6 LQ3 (LQ4 w/LS3 top end) 4L60E
2001 SLE
2002 Monte Carlo SS Top-swapped FSIC Gen V TOG's, Mezeire.....
2002 GTP 40th Anniv Ed Coupe
2004 GTP Comp G 'Bottom-swapped'
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Jrs3800
- Retired Admin/Techinfo Admin

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- Year and Trim: 03 SLE, 95 SE, 95 TS SE
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Re: Road trip mileage report
Wow.... Thats pretty bad...olblueeyesbonne wrote:I made a trip with the cruise set in my 99 SSEi last nigh (185 miles) and I filled up before and after the trip and found a whopping 23 mpg!!!!Cruise set at 73 mph on I94 the whole trip.
Heck even on the 91 LE(2.84).... I did Tripple Didgets for 100 Miles( Long personal Story and was following an emergency Vehicle ) When I finally managed to refuel I had done 31 Mpg... Gotta love tall gears... When I finally returned home, and had a handfull of city driving I refueled and did a 30 Mpg... I think I could have mustered 34Mpg from it..
But for the most part with Cruise set at 70 on a 2.84,2.86,2.93,2.97,3.05 or 3.06... These are all capable of 29-30 Easily... We have heard of the 2.97-2.93's pulling down 33-34 with the cruise set...
I haven't had a good chance to test the Van out yet tho...LOL

