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Forums
Tahoe, Suburban, Yukon, Avalanche, Silverado, Sierra, H2, & Escalade
Engine & Drivetrain
Repairs, tuning, modifications, & maintenance.
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Only shifts into 2nd gear.
coolride
Aug 6, 2021
Replies
9
Views
1K
Aug 10, 2022
6716
D
P015B & D
dlnelsonroca
Jul 25, 2021
Replies
3
Views
1K
Jul 28, 2021
dlnelsonroca
D
C
2002 Tahoe 4x4. 298K miles on a 5.3 Vortec. Any life left? Should I buy it?
c good
Jul 18, 2021
Replies
6
Views
860
Jul 22, 2021
c good
C
Looking for an LS Engine...?
mrrsm
Jun 20, 2021
Replies
2
Views
1K
Jun 20, 2021
mrrsm
D
vortec 350 conversion to tbi
drake.whitehead
May 18, 2021
Replies
0
Views
2K
May 18, 2021
drake.whitehead
D
S
Transgo SK-4L60, sonnax pinless, Super servos ... will this hodge podge work?
sadpanda
May 17, 2021
Replies
1
Views
2K
May 17, 2021
sadpanda
S
D
NEED HELP
95 350 tbi stalling while in drive
drake.whitehead
Apr 30, 2021
Replies
5
Views
3K
Apr 30, 2021
drake.whitehead
D
I
2001 Z71 4L60e still pops up a P1870 and harsh 1-2 shift
Irri4894
Apr 26, 2021
Replies
4
Views
2K
Apr 26, 2021
Irri4894
I
B
2002 1500 project beater
BrianF
Apr 25, 2021
Replies
19
Views
3K
May 28, 2022
BrianF
B
M
03 trailblazer ext
Msbxtr
Apr 24, 2021
Replies
2
Views
686
Apr 24, 2021
Msbxtr
M
G
Chev 4.8 engine
gmaj
Apr 17, 2021
Replies
2
Views
1K
Apr 17, 2021
TollKeeper
D
1995 Chevy 350 tbi surging
drake.whitehead
Apr 14, 2021
Replies
5
Views
5K
Apr 21, 2021
drake.whitehead
D
R
2005 Suburban GMT800 NP246 No 4HI, goes to Auto 4WD
redhat
Mar 19, 2021
Replies
3
Views
2K
Mar 20, 2021
Mooseman
R
Transfer case
Rdhill01
Mar 10, 2021
Replies
1
Views
615
Mar 10, 2021
TollKeeper
Auto 4WD strangeness, help me confirm my thinking
DocBrown
Feb 17, 2021
Replies
9
Views
1K
Feb 24, 2021
DocBrown
C
2012 Silverado 5.3 2wd questions
Cr500monster
Feb 15, 2021
Replies
4
Views
837
Feb 16, 2021
TollKeeper
Transmission issues
Manbeard
Feb 15, 2021
Replies
3
Views
1K
Feb 16, 2021
TollKeeper
K
Trailer Mode will not activate
KV Bruce
Jan 10, 2021
Replies
1
Views
616
Jan 10, 2021
Mooseman
My fuel gage is slower than I am, now
Reprise
Jan 5, 2021
Replies
2
Views
1K
Jan 6, 2021
Redbeard
R
D
NEED HELP
Gmc lost all gears while driving
David14b
Dec 19, 2020
Replies
2
Views
2K
Dec 20, 2020
coolasice
C
K
08 Suburban ckp issue!!!!
king_strut
Dec 17, 2020
Replies
14
Views
7K
Dec 20, 2020
mrrsm
S
NEED HELP
5.3 rebuild
Skeesh
Dec 16, 2020
Replies
4
Views
1K
Dec 17, 2020
Reprise
W
Gmc running rough
wynntomjr
Dec 12, 2020
Replies
2
Views
478
Dec 12, 2020
Mooseman
Fuel tank filling issues
Mooseman
Nov 12, 2020
Replies
19
Views
5K
Jun 24, 2021
Mooseman
T
2003 Chevy 2500hd stuck in 3rd gear
Tm090807
Nov 8, 2020
Replies
2
Views
2K
Nov 8, 2020
Tm090807
T
gmc sierra exhaust system
79Sierra
Oct 19, 2020
Replies
3
Views
521
Oct 19, 2020
littleblazer
C
NEED HELP
Oil slinging from universal joint between transmission and drive shaft on 2003 Sierra 2WD
crimecanine
Oct 14, 2020
Replies
3
Views
5K
Oct 22, 2020
crimecanine
C
L
No power or codes poor Accelerating slow
Loyalone
Oct 10, 2020
Replies
2
Views
578
Oct 10, 2020
Loyalone
L
Fuel (pump) for discussion
Reprise
Sep 25, 2020
Replies
7
Views
1K
Sep 30, 2020
mrrsm
M
oil pressure
Miketowns
Sep 24, 2020
Replies
2
Views
976
Sep 24, 2020
Mooseman
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