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Found 31 results
Codes P0300 And P0302, Misfiring, RPM's...
Misfiring Since 6 Months With Rpm's Fluctuations On Cold Start Only. Mechanic Told Me Is Due To Oil Leaking In Cylinder, Needs To...
Asked by
drfirojtadavi
·
26 ANSWERS
1 VIDEO
10 IMAGES
2010
GMC ACADIA
VIDEO
Vacuum Leak Test and Repair
Instructional repair video
GUIDE
Idle Air Control Motor Replacement
The idle air control motor or idle speed control motor is designed to adjust the air flow into the intake manifold at engine idle. Engine idle speed is monitored by the PCM...
The Engine Revs
The Motor, After Driving A While, Throtles Up An Down At 1500 Rpm/55mph? It Has Been In 3 Different Shops For About A Month And No One Can...
Asked by
climber lineman
·
30 ANSWERS
2001
GMC JIMMY
RPMs Shoot Up?
Truck Is Manual, When I Was Driving And Came To A Stop The Rpm Would Stay Up When I Took It Out Of Whatever Gear It Was In And If I Put It...
Asked by
Santiago Ramirez
·
1 ANSWER
6 IMAGES
1998
GMC C1500
Fluctuating RPMs While Driving?
While Driving, Specifically Cruising, The Rpms Do Not Hold Steady. It Will Fluctuate A Couple Hundred Rpms. There Is An Occasional Shudder...
Asked by
jamessurface
·
13 ANSWERS
12 IMAGES
2019
GMC SIERRA
VIDEO
Is it Safe to Drive Check Engine Light?
Instructional repair video
1993 GMC C2500 Intermittant Hesitations After 2400...
My Suburban Runs Good Up To 2400 Rpm In D (overdrive) But Then After 2400 The Tac Intermittently Jumps Up 50 Rpm And You Feel A Slight Lag...
Asked by
johnrhaynes
·
6 ANSWERS
1993
GMC C2500
97 Gmc Suburban K2500 Idiling At 2500 Rpms
I Have Replaced The Iac Valve, Map Sensor, Tps Sensor, Mass Air Sensor, Icm, Egr, No Vacume Leaks, Still Ideling At 2500 Rpms Dont Know...
Asked by
jstraley
·
6 ANSWERS
1997
GMC SUBURBAN
GUIDE
Vacuum Leak
An automotive engine heavily relies on a sealed vacuum system to help monitor and optimize the engine's performance, when this system fails and leaks emerge performance ...
2002 GMC Envoy RPM's Fluctuate Upon Activating AC
Everytime I Activate My Ac System The Cars Rpm's Takes A Dip And Almost Stalls Before The Systems Computer Compensates And Raises Rpm's....
Asked by
65Pontiac
·
5 ANSWERS
2002
GMC ENVOY
While Driving After Reaching Thirty Five Mph The RPMs...
My Car Idles Good When I Crank It Up. I Recently Added Transmission Fluid Because It Was Low On Transmission Fluid. When I'm Driving It...
Asked by
Byron Hakeem Mcnair
·
1 ANSWER
2 IMAGES
2003
GMC ENVOY
1995 GMC Suburban Transmission, Rpms And Speedometor
Transmission Stops Shifting During Driving. When This Occurs The Rpm And Speedometer Gauges Stop Working Also. Just Had Transmission Rebuilt...
Asked by
brycedaniels65
·
1 ANSWER
1995
GMC SUBURBAN
Yukon Hesitates At Lower RPM
I Have A 2000 Gmc Yukon With A 5.3l Engine. When I Am Driving Around And The Vehicle, It Hesitates When In The Rpm Range Of 1000 To 1500...
Asked by
icehouse719
·
1 ANSWER
2000
GMC YUKON
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