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 Why is Fuel
Economy
Important?
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1991 Vehicles by Pontiac
Model
MPG
(city)
MPG
(hwy)
Annual
Fuel
Cost*

Greenhouse Gas
Emissions
(tons/yr)*
 Greenhouse gas (GHG) emissions from your car may contribute to climate change. Cars with better gas mileage emit less greenhouse gases. Click for more info.
EPA
Air
Pollution
Score
From 0 to 10 (best)
 The EPA air pollution score rates cars and light trucks based on how much smog-forming air pollution they emit. Some vehicles are available in multiple emission versions. Click for more info.
Pontiac 6000
4 cyl, 2.5 L, Automatic 3-spd, Regular 		19 28
$1665
8.30 NA
Pontiac 6000
6 cyl, 3.1 L, Automatic 3-spd, Regular 		18 25
$1830
9.20 NA
Pontiac 6000
6 cyl, 3.1 L, Automatic 4-spd, Regular 		17 28
$1830
9.20 NA
Pontiac 6000 Wagon
4 cyl, 2.5 L, Automatic 3-spd, Regular 		18 26
$1742
8.70 NA
Pontiac 6000 Wagon
6 cyl, 3.1 L, Automatic 4-spd, Regular 		17 28
$1830
9.20 NA
Pontiac Bonneville
6 cyl, 3.8 L, Automatic 4-spd, Regular 		17 26
$1830
9.20 NA
Pontiac Firebird/Trans Am
6 cyl, 3.1 L, Automatic 4-spd, Regular 		16 25
$1925
9.60 NA
Pontiac Firebird/Trans Am
6 cyl, 3.1 L, Manual 5-spd, Regular 		15 24
$2035
10.20 NA
Pontiac Firebird/Trans Am
8 cyl, 5.0 L, Automatic 4-spd, Premium 		15 22
$2218
10.20 NA
Pontiac Firebird/Trans Am
8 cyl, 5.0 L, Automatic 4-spd, Regular 		15 24
$2035
10.20 NA
Pontiac Firebird/Trans Am
8 cyl, 5.0 L, Manual 5-spd, Regular 		15 24
$2035
10.20 NA
Pontiac Firebird/Trans Am
8 cyl, 5.0 L, Manual 5-spd, Premium 		15 24
$2218
10.20 NA
Pontiac Firebird/Trans Am
8 cyl, 5.7 L, Automatic 4-spd, Premium 		15 22
$2346
10.80 NA
Pontiac Firefly
3 cyl, 1.0 L, Automatic 3-spd, Regular 		31 35
$1109
5.60 NA
Pontiac Firefly
3 cyl, 1.0 L, Manual 5-spd, Regular 		37 45
$915
4.60 NA
Pontiac Grand Am
4 cyl, 2.3 L, Automatic 3-spd, Regular 		21 30
$1526
7.70 NA
Pontiac Grand Am
4 cyl, 2.3 L, Manual 5-spd, Premium 		21 30
$1664
7.70 NA
Pontiac Grand Am
4 cyl, 2.5 L, Automatic 3-spd, Regular 		19 28
$1665
8.30 NA
Pontiac Grand Am
4 cyl, 2.5 L, Manual 5-spd, Regular 		19 30
$1592
8.00 NA
Pontiac Grand Prix
4 cyl, 2.3 L, Automatic 3-spd, Regular 		19 26
$1742
8.70 NA
Pontiac Grand Prix
6 cyl, 3.1 L, Automatic 4-spd, Regular 		17 28
$1830
9.20 NA
Pontiac Grand Prix
6 cyl, 3.3 L, Automatic 4-spd, Regular 		15 24
$2035
10.20 NA
Pontiac Grand Prix
6 cyl, 3.3 L, Manual 5-spd, Regular 		15 24
$2035
10.20 NA
Pontiac Lemans
4 cyl, 1.6 L, Automatic 3-spd, Regular 		23 30
$1409
7.10 NA
Pontiac Lemans
4 cyl, 1.6 L, Manual 4-spd, Regular 		25 34
$1307
6.60 NA
Pontiac Lemans
4 cyl, 1.6 L, Manual 5-spd, Regular 		27 36
$1219
6.10 NA
Pontiac Lemans
4 cyl, 2.0 L, Automatic 3-spd, Regular 		21 27
$1592
8.00 NA
Pontiac Lemans
4 cyl, 2.0 L, Manual 5-spd, Regular 		22 29
$1464
7.30 NA
Pontiac Sunbird
4 cyl, 2.0 L, Automatic 3-spd, Regular 		21 29
$1526
7.70 NA
Pontiac Sunbird
4 cyl, 2.0 L, Manual 5-spd, Regular 		23 33
$1409
7.10 NA
Pontiac Sunbird
6 cyl, 3.1 L, Automatic 3-spd, Regular 		18 25
$1830
9.20 NA
Pontiac Sunbird
6 cyl, 3.1 L, Manual 5-spd, Regular 		17 26
$1830
9.20 NA
Pontiac Sunbird Convertible
4 cyl, 2.0 L, Automatic 3-spd, Regular 		19 28
$1592
8.00 NA
Pontiac Sunbird Convertible
4 cyl, 2.0 L, Manual 5-spd, Regular 		21 30
$1526
7.70 NA
Pontiac Sunbird Convertible
6 cyl, 3.1 L, Automatic 3-spd, Regular 		18 25
$1830
9.20 NA
Pontiac Sunbird Convertible
6 cyl, 3.1 L, Manual 5-spd, Regular 		17 26
$1830
9.20 NA
Pontiac Trans Sport 2WD
6 cyl, 3.1 L, Automatic 3-spd, Regular 		16 21
$2035
10.20 NA

Annual Fuel Costs and Greenhouse Gas Estimates are based on 45% highway driving, 55% city driving, and 15000 annual miles.

Assumed Fuel Prices:

  • Regular: 2.44
  • Premium: 2.66
  • Diesel: 2.27
  • CNG: 1.63
  • Electricity: 0.08 per kilowatt hour
  • E85: 1.81
  • LPG: 2.10