GMC Reviews

Four Wheeler’s Trail Tests give you real-world no-nonsense reviews of the newest off-road GMC vehicles, from initial impressions to detailed long-term evaluations.

4x4 GMC Trail Tests

2007 GM HD Pickups - First Drive
We drive the all-new 2007 GM fullsize heavy-duty pickups. more
2003 Pickup Truck of the Year
Check out what happens when we test and compare four brand new pickup trucks of 2003! more

Truck & SUV Reviews by Make

Gone Awry - 4x4 Stucks & Mishaps
Tales Of Bad Things Happening To Good 4x4s... more
1972 GMC 2500 Suburban - Sir ’Burban
Is This One Of The Most Awesome Barn Finds Ever?... more
IFS Repair Or Replace - Suspension Upgrades
Can You Save Money With A Solid-Axle Conversion?... more
1989 GMC Jimmy - Decked Out
Glenn Decker's Trail-Prepped GMC Jimmy... more

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1990 GMC Sierra K1500 TransMission issues
i have a gmc 1990 sierra k1500 4x4 5.7 and im haveing problem with the transmission it is not... more
Transfer case shifter assembly
New here! not sure if this has been posted or not. I have a 1975 GMC 1/2 4x4 automatic. The shifter... more
Transfer case shifter assembly
The 203 can be a finicky shifter when the linkages become worn. Check there first.... more
My neighbors GMC
woops sorry, Gmpp block... more

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