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Forums
Tahoe, Suburban, Yukon, Avalanche, Silverado, Sierra, H2, & Escalade
Engine & Drivetrain
Repairs, tuning, modifications, & maintenance.
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Thinking of 'expanding' my engine build
Reprise
Apr 27, 2020
Replies
8
Views
2K
May 4, 2020
mrrsm
Cam Query
BuffettTruck
Feb 11, 2020
Replies
8
Views
1K
Feb 12, 2020
BuffettTruck
Lazy upstream O2 sensor - concerns? (w/ screencap)
Reprise
Dec 4, 2019
Replies
8
Views
2K
Dec 6, 2019
Mooseman
G
4L60E Hard shifting after cruising in 4th
Gabe1879
Jan 10, 2022
Replies
8
Views
2K
Jan 20, 2022
Gabe1879
G
2003 Chevy Trailblazer multiple transmission codes
Steven parkinson
Jul 12, 2018
Replies
8
Views
2K
Jul 16, 2018
Sparky
A
Strange transmission issue - no CEL thrown
Awh1112
Aug 25, 2020
Replies
8
Views
738
Aug 31, 2020
gmcman
07 Silverado 5.3 oil pressure switch without removing the intake manifold
MAY03LT
Feb 12, 2016
Replies
8
Views
5K
Feb 29, 2016
Mooseman
2014 Yukon Denali Alternator Question
Johnnyringo
Nov 4, 2016
Replies
8
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1K
Nov 8, 2016
Sparky
Whining Noise
JRTAHOE
Jan 2, 2016
Replies
8
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2K
Jan 4, 2016
mrrsm
Performance Upgrades
08AvySkillz
Jan 25, 2012
Replies
8
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2K
Jul 2, 2012
Irishboy02
No Reverse
derrickrucker002
Feb 26, 2018
Replies
8
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1K
Feb 26, 2018
Reprise
I got spark knock
Sparky
Jun 3, 2016
Replies
8
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1K
Jun 16, 2016
gmcman
NEED HELP
6l90e Rebuild Suggestions
rmarles
Feb 22, 2016
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8
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2K
Apr 21, 2016
Gary P
G
Flashing ses light when run hard but no code stored
03zr288
Jun 21, 2020
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8
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931
Jul 7, 2020
budwich
B
G
Transmission cooler
Gordo
Mar 19, 2013
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8
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2K
Mar 20, 2013
Mark20
Fan running too often?
{tpc}
May 19, 2015
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8
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1K
May 20, 2015
Mooseman
Fuel (pump) for discussion
Reprise
Sep 25, 2020
Replies
7
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1K
Sep 30, 2020
mrrsm
M
New 02 sliverado owner! Knock sensor error question
mo_86_05
Oct 7, 2012
Replies
7
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2K
Oct 12, 2012
jimmyjam
F
Fuel Pump problem
fredhouse
Apr 10, 2015
Replies
7
Views
2K
Apr 11, 2015
kickass audio
K
Are all 4L60Es the same?
JayArr
Sep 30, 2023
Replies
7
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644
Oct 3, 2023
JayArr
02 avalanche codes and low power
redline customs
Jul 17, 2020
Replies
7
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961
Jul 19, 2020
gmcman
T
P0171 -P0174 2020 Silverado 5.3
tcurlee
Oct 15, 2023
Replies
7
Views
878
Jan 16, 2024
mrrsm
C
SOLVED!
Rough idle on cold start-up
ChevyGB
Feb 26, 2019
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7
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35K
Jun 20, 2019
Mooseman
L
crack in plastic radiator
LVJJJ
Feb 16, 2018
Replies
7
Views
734
Feb 25, 2018
dna59
C
Suburban 2500, 6.0....Exhaust manifold bolt repair worth the effort?
c good
Aug 26, 2017
Replies
7
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2K
Sep 12, 2017
Blackwater
S
NEED HELP
Speedometer not working/hesitation
Seirra97
Aug 19, 2020
Replies
7
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2K
Aug 20, 2020
Mooseman
G
which way does the stock tranny cooler flow?
greggraves
Nov 1, 2016
Replies
7
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1K
Nov 18, 2018
BrianF
B
K
Engine Tuning
kazootom
Jan 9, 2017
Replies
7
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2K
Jan 26, 2017
Blackwater
P/S pump talk
Reprise
Oct 18, 2019
Replies
7
Views
865
Oct 20, 2019
Reprise
Considering 2WD -> 4WD conversion (full-size GMT800)
Reprise
Jan 9, 2020
Replies
7
Views
5K
Jan 10, 2020
Mooseman
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