Transmission losing reverse in 2wd, but works alright in 4wd

Asked by Aug 13, 2014 at 07:26 AM about the GMC Sierra 1500

Question type: Maintenance & Repair

Have an 89 GMC 4wd pick-up with a 700r trans, that is losing reverse, in 2wd, but seems
to work alright in 4wd. Shifts alright, in forward gears. Fluid looks good, and is full. What
could be the problem ?

2 Answers

32,865

Have aamco scan the transmission computer. Could be something simple.

20

Has the transmission filter ever been replaced? They are fairly cheap and you can do it yourself easily enough in 30min to an hour with 0 experience

1 out of 1 people think this is helpful.

Your Answer

Add photo

Related Questions

Search GMC Sierra 1500 Questions

GMC Sierra 1500 Experts

#1 dragonflyoffshore
dragonflyoffshore
Reputation 4,850
#2 John Saffrahn
John Saffrahn
Reputation 3,420
#3 Glenn Clingenpeel
Glenn Clingenpeel
Reputation 3,020
View All

Related Models For Sale

Used Chevrolet Silverado 1500
2,010 Great Deals out of 160,767 listings starting at $1,995
Used Ford F-150
2,425 Great Deals out of 211,459 listings starting at $895
Used GMC Sierra 2500HD
147 Great Deals out of 14,003 listings starting at $2,650
Used Dodge Ram 1500
449 Great Deals out of 11,503 listings starting at $700
Used Toyota Tundra
530 Great Deals out of 32,467 listings starting at $2,995
Used Ram 1500
956 Great Deals out of 114,962 listings starting at $6,000
Used GMC Yukon
400 Great Deals out of 16,385 listings starting at $1,800
Used Toyota Tacoma
549 Great Deals out of 38,159 listings starting at $2,900
Used Chevrolet Silverado 2500HD
343 Great Deals out of 26,545 listings starting at $2,995
Used Chevrolet Tahoe
631 Great Deals out of 27,863 listings starting at $600
Used Ford F-250 Super Duty
396 Great Deals out of 47,838 listings starting at $400
Used Chevrolet Camaro
137 Great Deals out of 35,623 listings starting at $1,995
Used GMC Canyon
112 Great Deals out of 7,498 listings starting at $2,500
Used GMC Sierra 2500
4 Great Deals out of 164 listings starting at $2,400
Used Chevrolet Colorado
231 Great Deals out of 22,366 listings starting at $2,495